No problem, we've got 4224 and 3609 to multiply
4224 × 3609 = 3609 × (4224)
+ 3609 × 4 that results in 14436
+ 3609 × 20 what gives us 72180
+ 3609 × 200 producing 721800
+ 3609 × 4000 yielding 14436000

= 15244416
