Install the Latest VirtualBox Red Hat 7 GNU/Linux
How to Install Latest Virtualbox in Red Hat Enterprise Linux 7 desktops.
And VirtualBox for Red Hat 7 is a General-Purpose Full Virtualizer for x86 Hardware, targeted at Server, desktop and Embedded use.
Finally, included instructions on How to Install VMware Workstation and Google-Chrome on Red Hat.

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Get Latest VirtualBox for Red Hat 7.
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Open a Shell Terminal emulator window
In case first see: Terminal QuickStart Guide.
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Installing Latest VirtualBox.
cd ~/Downloads
sudo su -c "yum install ./virtualbox*.rpm"
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Finally, Launch & Enjoy VirtualBox!
Try Free VMware Workstation on Red Hat Linux
How to Install Google-Chrome Web Browser on Red Hat