No problem, we've got 4186 and 1150 to multiply
4186 × 1150 = 1150 × (4186)
+ 1150 × 6 giving us 6900
+ 1150 × 80 that results in 92000
+ 1150 × 100 that results in 115000
+ 1150 × 4000 that results in 4600000

= 4813900
