Alright, let's work through 1926 times 9978 step by step
1926 × 9978 = 9978 × (1926)
+ 9978 × 6 what gives us 59868
+ 9978 × 20 what gives us 199560
+ 9978 × 900 that is equal 8980200
+ 9978 × 1000 resulting in 9978000

= 19217628
