Vectorize and Upscale Image

I need a PNG image converted to a vector and upscaled for professional printing. The final print size will be 2300mm high by 1500mm wide excluding the two towers. The two towers need to be 462mm wide by 1862mm... (Budget: $250 - $750 AUD, Jobs: 3D Illustration, Adobe Illustrator, Adobe Photoshop, Graphic Design, Illustrator, Image Processing, Photoshop, Print Design, Vector Design, Vectorization)