Alright, let's work through 3521 times 8928 step by step
3521 × 8928 = 8928 × (3521)
+ 8928 × 1 producing 8928
+ 8928 × 20 what gives us 178560
+ 8928 × 500 resulting in 4464000
+ 8928 × 3000 giving us 26784000

= 31435488
