represents the number of households that own ...blah...
years 1996. So
is the number of households in the year 1996; we're told that
(since
is the number of households in millions).
At the end of each year, this number increases by 4.85%, i.e. a factor of 1.0485. This means after 1 year, the number of households is

After 2 years, or 1 year after the first year elapses, the number is

After 3 years,

and so on, with the general pattern of

This is the function you're asked to find.