Alright, let's work through 4997 times 4389 step by step
4997 × 4389 = 4389 × (4997)
+ 4389 × 7 producing 30723
+ 4389 × 90 resulting in 395010
+ 4389 × 900 which equals 3950100
+ 4389 × 4000 giving us 17556000

= 21931833
