Alright, let's work through 1288 times 9771 step by step
1288 × 9771 = 9771 × (1288)
+ 9771 × 8 producing 78168
+ 9771 × 80 that is equal 781680
+ 9771 × 200 resulting in 1954200
+ 9771 × 1000 that results in 9771000

= 12585048
