Alright, let's work through 5028 times 4088 step by step
5028 × 4088 = 4088 × (5028)
+ 4088 × 8 resulting in 32704
+ 4088 × 20 that equals 81760
+ 4088 × 000 giving us 0
+ 4088 × 5000 yielding 20440000

= 20554464
