You can download the trial version of the software using the link below and then use your current serial number to activate it.
Be sure to follow the steps outlined in the Note: Very Important Instructions section on the download pages at this site.
Acrobat X Pro, Reader, and Suite: http://prodesigntools.com/adobe-acrobat-x-10-pro-reader-suite-direct-download-links-ddl.ht ml
Thank you Mr.Murphy. Your response worked like a charm.