Alright, let's work through 7884 times 2401 step by step
7884 × 2401 = 2401 × (7884)
+ 2401 × 4 that is equal 9604
+ 2401 × 80 that is equal 192080
+ 2401 × 800 that equals 1920800
+ 2401 × 7000 yielding 16807000

= 18929484
