In the country of georgeville there is an average of 4.5 births for every 3.3 deaths. that
means the population of georgeville is most likely

That  means the population of Georgeville is most likely increasing.

Explanation:

A population of a country is known to be stable when the number of birth rates is equal to the number of death rates.

A population of a country is known to be decreasing when the number of death rates is more than the number of birth rates in the country.

The population of a country is known to be increasing when the number of birth rates is more than the number of death rates. In the scenario depicted in the question, the birth rate in the city of  Georgeville  is more as compared to death rate. Hence, the population is said to be increasing for the country.