No problem, we've got 4523 and 678 to multiply
4523 × 678 = 678 × (4523)
+ 678 × 3 giving us 2034
+ 678 × 20 giving us 13560
+ 678 × 500 that results in 339000
+ 678 × 4000 giving us 2712000

= 3066594
