Oct 20 (Reuters) - Kinder Morgan Inc (KMI.N) reported a 4.1% jump in quarterly adjusted profit on Wednesday as demand for fuel bounced back from pandemic lows, boosting the pipeline operator"s volumes. Adjusted profit rose to $505 million, or 22 cents per share, in the third quarter ended Sept. 30, from $485 million, or 21 cents per share, a year earlier.