Alright, let's work through 9204 times 6643 step by step
9204 × 6643 = 6643 × (9204)
+ 6643 × 4 what gives us 26572
+ 6643 × 00 yielding 0
+ 6643 × 200 that is equal 1328600
+ 6643 × 9000 that equals 59787000

= 61142172
