Anybody shed some light on this word problem ? Please provide how you arrived to the answer (and the answer)

Acme sold 26.7 Billion widgets in 2011. It sales growth is 10.26% a year. The country of Africa represents 20% of its sales.

Assuming this sales growth does not change year to year, how many widgets did it sell in 2043 (42 years after 2011), in the country of Africa ?

** suicide hotline is on hold please help me any math whizzes