HP Laptop Power Supply 19.5 volt 4.62amp or more (90 Watt) (Colleycroft CV12)

Been given an HP AiO computer that runs off similar to a laptop power supply. Connector is the large 7.4mm plug.
So need a HP Laptop or AiO Power Supply 19.5 volt out at 4.62 amp or more so 90 Watt or more.