No problem, we've got 4322 and 3600 to multiply
4322 × 3600 = 3600 × (4322)
+ 3600 × 2 yielding 7200
+ 3600 × 20 what gives us 72000
+ 3600 × 300 that equals 1080000
+ 3600 × 4000 producing 14400000

= 15559200
