We're going to solve 5150 multiplied by 1392
5150 × 1392 = 1392 × (5150)
+ 1392 × 0 what gives us 0
+ 1392 × 50 producing 69600
+ 1392 × 100 producing 139200
+ 1392 × 5000 yielding 6960000

= 7168800
