217458 divided by 86 
Let's see how many times 86 fits into 217458.

Let's proceed to step 1:
The number 86 fits into 2 0 times, leaving a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 2 and we're left with 2.
Take the next digit (1) from the dividend and append it to 2, then repeat: 21 / 86

Going ahead to step 2:
21 divided by 86 is 0 with a remainder of 21.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 21 after subtracting 0 from 21.
Append the next digit (7) from the dividend to 21 and continue with: 217 / 86

Advancing to step 3:
If we divide 217 by 86, we get 2 and a remainder of 45.
Put 2 as the next digit of the answer. 
Result so far: 2.0
If we take 172 away from 217, we end up with 45.
Include the next digit (4) from the dividend after 45, then repeat: 454 / 86

Moving on to step 4:
86 can be fit into 454 5 times, resulting in a remainder of 24.
Use 5 as the next digit of our solution. 
Result so far: 25.0
Subtract 430 from 454 to get 24.
Append the next digit (5) from the dividend to 24 and continue with: 245 / 86

Let's proceed to step 5:
When dividing 245 by 86, we get 2 with a remainder of 73.
Use 2 as the next digit of our solution. 
Result so far: 252.0
If we subtract 172 from 245, we get 73.
Grab the next digit (8) from the dividend, add it to 73, then carry on: 738 / 86

Going ahead to step 6:
86 goes into 738 8 times with a remainder of 50.
Write down 8 as next digit of the result. 
Result so far: 2528.0
If we subtract 688 from 738, we get 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Advancing to step 7:
86 can be fit into 500 5 times, resulting in a remainder of 70.
Put 5 as the next digit of the answer. 
Result so far: 2528.5
Subtract 430 from 500 to get 70.
Since there are no more digits in the dividend, we add a zero to the remainder making it 700, and continue the process.

Advancing to step 8:
The number 86 fits into 700 8 times, leaving a remainder of 12.
The number 8 becomes the next digit in our result. 
Result so far: 2528.58
The remainder is 12 after subtracting 688 from 700.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

Advancing to step 9:
If we divide 120 by 86, we get 1 and a remainder of 34.
The number 1 becomes the next digit in our result. 
Result so far: 2528.581
Subtracting 86 from 120 leaves us with 34.
Since there are no more digits in the dividend, we add a zero to the remainder making it 340, and continue the process.

On to step 10:
86 goes into 340 3 times with a remainder of 82.
Record the quotient 3 as the next digit in the result. 
Result so far: 2528.5813
If we take 258 away from 340, we end up with 82.
Since there are no more digits in the dividend, we add a zero to the remainder making it 820, and continue the process.

On to step 11:
86 goes into 820 9 times with a remainder of 46.
The next digit of our result is 9. 
Result so far: 2528.58139
The remainder is 46 after subtracting 774 from 820.
Since there are no more digits in the dividend, we add a zero to the remainder making it 460, and continue the process.

Going ahead to step 12:
86 goes into 460 5 times with a remainder of 30.
The number 5 becomes the next digit in our result. 
Result so far: 2528.581395
If we subtract 430 from 460, we get 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Advancing to step 13:
86 can be fit into 300 3 times, resulting in a remainder of 42.
Record the quotient 3 as the next digit in the result. 
Result so far: 2528.5813953
Subtracting 258 from 300 leaves us with 42.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

Moving on to step 14:
The number 86 fits into 420 4 times, leaving a remainder of 76.
Write down 4 as next digit of the result. 
Result so far: 2528.58139534
Subtracting 344 from 420 leaves us with 76.
Since there are no more digits in the dividend, we add a zero to the remainder making it 760, and continue the process.

The final result is 2528.58139534 with a remainder of 7.6e-08.