NEW YORK (CNN/Money) - Donald Trump and a consortium of Hong Kong investors agreed to sell some prime Manhattan real estate to a private-equity firm and a real-estate development company for $1.8 billion, according to The Wall Street Journal.

Trump and his partners will sell the 77 acres of land and three buildings to the Extell Development Co., of New York, and private-equity firm Carlyle Group, of Washington, D.C.

A representative for Trump confirmed the sale, the Journal said.

A spokesman for Carlyle Group declined to comment. Representatives for Hudson Waterfront Associates, which represents the Hong Kong investor consortium, and Extell, did not return calls, the paper said

The site, on a former railyard along the Hudson River between West 59th and 72nd Streets, is the largest plot of undeveloped land in Manhattan, the paper said.

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