No problem, we've got 4584 and 4425 to multiply
4584 × 4425 = 4425 × (4584)
+ 4425 × 4 that is equal 17700
+ 4425 × 80 that equals 354000
+ 4425 × 500 which equals 2212500
+ 4425 × 4000 giving us 17700000

= 20284200
