Gap Inc (NYSE:GPS) shares are trading higher in Thursday’s after-hours session on the heels of the company’s fourth-quarter results. Here’s a rundown of the report. What Happened: Gap said fourth-quarter revenue increased 1% year-over-year to $4.30 billion, which beat the consensus estimate of $4.22 billion, according to Benzinga Pro. The company reported quarterly earnings of 49 cents per share, significantly improved from a loss of 75 cents in the prior year’s quarter. The company’s bottom-line results came in ahead of estimates of 23 cents per share. Comparable sales were flat on a year-ove…