We're going to solve 3431 multiplied by 7405
3431 × 7405 = 7405 × (3431)
+ 7405 × 1 yielding 7405
+ 7405 × 30 yielding 222150
+ 7405 × 400 giving us 2962000
+ 7405 × 3000 that results in 22215000

= 25406555
