No problem, we've got 1540 and 4626 to multiply
1540 × 4626 = 4626 × (1540)
+ 4626 × 0 giving us 0
+ 4626 × 40 giving us 185040
+ 4626 × 500 which equals 2313000
+ 4626 × 1000 producing 4626000

= 7124040
