Prime Minister Dr Manmohan Singh has said that all leading economies need to come together and find a comprehensive solution to revive the economy. The Prime Minister was hosting an informal meeting of leaders of BRICS countries in Los Cabos last night. Our Correspondent covering the Summit, reports that leaders of the BRICS including India, China, Russia, Brazil and South Africa have committed to contribute 73 billion US dollars to IMF to meet the exigencies arising out of Euro crisis. On the sidelines of the Summit, Dr Manmohan Singh had talks with Mexican President Felipe Calderon and German Chancellor Angela Merkel.