Alright, let's work through 5604 times 8776 step by step
5604 × 8776 = 8776 × (5604)
+ 8776 × 4 what gives us 35104
+ 8776 × 00 that is equal 0
+ 8776 × 600 that equals 5265600
+ 8776 × 5000 what gives us 43880000

= 49180704
