Alright, let's work through 4500 times 4577 step by step
4500 × 4577 = 4577 × (4500)
+ 4577 × 0 giving us 0
+ 4577 × 00 that is equal 0
+ 4577 × 500 producing 2288500
+ 4577 × 4000 resulting in 18308000

= 20596500
