Alright, let's work through 1263 times 9427 step by step
1263 × 9427 = 9427 × (1263)
+ 9427 × 3 what gives us 28281
+ 9427 × 60 that is equal 565620
+ 9427 × 200 producing 1885400
+ 9427 × 1000 that is equal 9427000

= 11906301
