Alright, let's work through 1489 times 5472 step by step
1489 × 5472 = 5472 × (1489)
+ 5472 × 9 producing 49248
+ 5472 × 80 yielding 437760
+ 5472 × 400 what gives us 2188800
+ 5472 × 1000 what gives us 5472000

= 8147808
