Alright, let's work through 5482 times 7122 step by step
5482 × 7122 = 7122 × (5482)
+ 7122 × 2 which equals 14244
+ 7122 × 80 what gives us 569760
+ 7122 × 400 producing 2848800
+ 7122 × 5000 that equals 35610000

= 39042804
