Alright, let's work through 6634 times 1615 step by step
6634 × 1615 = 1615 × (6634)
+ 1615 × 4 which equals 6460
+ 1615 × 30 which equals 48450
+ 1615 × 600 that equals 969000
+ 1615 × 6000 which equals 9690000

= 10713910
