Alright, let's work through 9004 times 4525 step by step
9004 × 4525 = 4525 × (9004)
+ 4525 × 4 that results in 18100
+ 4525 × 00 yielding 0
+ 4525 × 000 giving us 0
+ 4525 × 9000 which equals 40725000

= 40743100
