Peter Mutharika was sworn in as Malawi's newest president Saturday, after being declared the winner of the southern African nation's elections, dpa reported. Mutharika, 74, took the oath at the high court in Malawi's largest city, Blantyre, replacing Joyce Banda as president. Mutharika, brother of late president Bingu wa Mutharika, is the leader of opposition Democratic Progressive Party. Mutharika had received 36.4 per cent of the votes, the national electoral commission announced late on Friday. In second place, with 27.8 per cent of the votes, was evangelical preacher Lazarus Chakwera of another opposition party, the Malawi Congress Party. In third place was incumbent Joyce Banda, with 20.2 per cent of the votes.