Alright, let's work through 1115 times 6528 step by step
1115 × 6528 = 6528 × (1115)
+ 6528 × 5 which equals 32640
+ 6528 × 10 giving us 65280
+ 6528 × 100 producing 652800
+ 6528 × 1000 that is equal 6528000

= 7278720
