No problem, we've got 3999 and 4568 to multiply
3999 × 4568 = 4568 × (3999)
+ 4568 × 9 yielding 41112
+ 4568 × 90 that equals 411120
+ 4568 × 900 producing 4111200
+ 4568 × 3000 that results in 13704000

= 18267432
