Proastio (, South Slavic: ÃÂÃÂÃÂÃÂÃÂþòþ, Durutovo or ÃÂþÃÂÃÂÃÂþòþ, Dorutovo) is a village located 4 km southeast of Ptolemaida, in Kozani regional unit, within the Greek region of Macedonia. It is situated at an altitude of 641 meters. At the 2021 census, the population was 349.