Alright, let's work through 4005 times 2764 step by step
4005 × 2764 = 2764 × (4005)
+ 2764 × 5 that equals 13820
+ 2764 × 00 that is equal 0
+ 2764 × 000 resulting in 0
+ 2764 × 4000 which equals 11056000

= 11069820
