Alright, let's work through 1920 times 5726 step by step
1920 × 5726 = 5726 × (1920)
+ 5726 × 0 producing 0
+ 5726 × 20 what gives us 114520
+ 5726 × 900 which equals 5153400
+ 5726 × 1000 what gives us 5726000

= 10993920
