Alright, let's work through 3518 times 686 step by step
3518 × 686 = 686 × (3518)
+ 686 × 8 that equals 5488
+ 686 × 10 giving us 6860
+ 686 × 500 producing 343000
+ 686 × 3000 that equals 2058000

= 2413348
