In a study to estimate the portion of residents in a certain city and its suburbs who favor the construction of a nuclear power plant, it is found

In a study to estimate the portion of residents in a certain city and its suburbs who favor the construction of a nuclear power plant, it is found that 63 of 100 urban residents favor the construction while only 59 of 125 suburban residents are in favor. Is there a significant difference between these proportions at the alpha = .1 level?