Alright, let's work through 1528 times 5680 step by step
1528 × 5680 = 5680 × (1528)
+ 5680 × 8 what gives us 45440
+ 5680 × 20 which equals 113600
+ 5680 × 500 that results in 2840000
+ 5680 × 1000 resulting in 5680000

= 8679040
