Alright, let's work through 4480 times 4388 step by step
4480 × 4388 = 4388 × (4480)
+ 4388 × 0 that equals 0
+ 4388 × 80 which equals 351040
+ 4388 × 400 resulting in 1755200
+ 4388 × 4000 that is equal 17552000

= 19658240
