In order to sucessfully dual boot install Windows X using the entire disk. Be sure and reboot after installation to ensure proper boot sequence.
Reboot using the Linux Distribution ISO. After booting proceed to install the distribution.
Follow the prompts and when the installer asks for the target location select the manual option. Here you will have and oppoortunity to resize the available partition to recieve Linux.
After installation ensure the boot loader is function properly. A grub menu should appear on re boot allowing you to select the desired OS to boot.
Mr. Arch Brooks, Software Engineer, Brooks Computing Systems, LLC authored this article.