We're going to solve 4384 multiplied by 3155
4384 × 3155 = 3155 × (4384)
+ 3155 × 4 which equals 12620
+ 3155 × 80 giving us 252400
+ 3155 × 300 yielding 946500
+ 3155 × 4000 yielding 12620000

= 13831520
