No problem, we've got 4750 and 7840 to multiply
4750 × 7840 = 7840 × (4750)
+ 7840 × 0 resulting in 0
+ 7840 × 50 that results in 392000
+ 7840 × 700 resulting in 5488000
+ 7840 × 4000 giving us 31360000

= 37240000
