We're going to solve 3903 multiplied by 4727
3903 × 4727 = 4727 × (3903)
+ 4727 × 3 that results in 14181
+ 4727 × 00 yielding 0
+ 4727 × 900 producing 4254300
+ 4727 × 3000 yielding 14181000

= 18449481
