We're going to solve 7121 multiplied by 2607
7121 × 2607 = 2607 × (7121)
+ 2607 × 1 yielding 2607
+ 2607 × 20 what gives us 52140
+ 2607 × 100 producing 260700
+ 2607 × 7000 giving us 18249000

= 18564447
