Are you going with just your toothbrush or taking the house with you? If it's the house, or at least the contents, you'll probably use a container. Break your boat down and ship it with the household goods. You could also tow it to Florida and ship from there to reduce shipping costs.
Take a look at:
http://www.shipoverseas.com/us/ship-car/latin-america/shipping-car-to-puerto-rico.htmlhttp://www.compassinternationalforwarding.com/boat-moving-puerto-rico.html