Alright, let's work through 5488 times 998 step by step
5488 × 998 = 998 × (5488)
+ 998 × 8 producing 7984
+ 998 × 80 resulting in 79840
+ 998 × 400 resulting in 399200
+ 998 × 5000 yielding 4990000

= 5477024
