We're going to solve 5401 multiplied by 3958
5401 × 3958 = 3958 × (5401)
+ 3958 × 1 yielding 3958
+ 3958 × 00 resulting in 0
+ 3958 × 400 giving us 1583200
+ 3958 × 5000 producing 19790000

= 21377158
