We're going to solve 7740 multiplied by 3631
7740 × 3631 = 3631 × (7740)
+ 3631 × 0 which equals 0
+ 3631 × 40 yielding 145240
+ 3631 × 700 which equals 2541700
+ 3631 × 7000 yielding 25417000

= 28103940
