No problem, we've got 4678 and 3908 to multiply
4678 × 3908 = 3908 × (4678)
+ 3908 × 8 that results in 31264
+ 3908 × 70 what gives us 273560
+ 3908 × 600 what gives us 2344800
+ 3908 × 4000 yielding 15632000

= 18281624
