Alright, let's work through 3766 times 5778 step by step
3766 × 5778 = 5778 × (3766)
+ 5778 × 6 giving us 34668
+ 5778 × 60 giving us 346680
+ 5778 × 700 which equals 4044600
+ 5778 × 3000 that equals 17334000

= 21759948
