Alright, let's work through 7938 times 4977 step by step
7938 × 4977 = 4977 × (7938)
+ 4977 × 8 that results in 39816
+ 4977 × 30 giving us 149310
+ 4977 × 900 that is equal 4479300
+ 4977 × 7000 that is equal 34839000

= 39507426
