Alright, let's work through 8578 times 1121 step by step
8578 × 1121 = 1121 × (8578)
+ 1121 × 8 that is equal 8968
+ 1121 × 70 resulting in 78470
+ 1121 × 500 producing 560500
+ 1121 × 8000 that is equal 8968000

= 9615938
