If a satellite orbits the earth at a velocity of 3.2 x 10⁶ km/hr, this would be the same as how many ft/s?

You need to convert it...

3.2E6 km/hr * 1hr/3600sec*1000m/km*3.28ft/m

Or, you can check yourself by the magic of google. Paste this in your google search window

3.2E6 km/hr in ft/sec