Alright, let's work through 6977 times 5604 step by step
6977 × 5604 = 5604 × (6977)
+ 5604 × 7 producing 39228
+ 5604 × 70 which equals 392280
+ 5604 × 900 which equals 5043600
+ 5604 × 6000 what gives us 33624000

= 39099108
