Alright, let's work through 5488 times 604 step by step
5488 × 604 = 604 × (5488)
+ 604 × 8 what gives us 4832
+ 604 × 80 yielding 48320
+ 604 × 400 resulting in 241600
+ 604 × 5000 yielding 3020000

= 3314752
