Have you tried this website:
I have used it with good success in the past. You can upload your jpeg and get a PDF which you can then download; it is pretty handy, especially if you want to do two sided printing.
Have you tried this website:
I have used it with good success in the past. You can upload your jpeg and get a PDF which you can then download; it is pretty handy, especially if you want to do two sided printing.