We're going to solve 4037 multiplied by 1578
4037 × 1578 = 1578 × (4037)
+ 1578 × 7 that equals 11046
+ 1578 × 30 what gives us 47340
+ 1578 × 000 that equals 0
+ 1578 × 4000 resulting in 6312000

= 6370386
