Alright, let's work through 8890 times 4540 step by step
8890 × 4540 = 4540 × (8890)
+ 4540 × 0 what gives us 0
+ 4540 × 90 giving us 408600
+ 4540 × 800 producing 3632000
+ 4540 × 8000 producing 36320000

= 40360600
