Thank you for writing.
does not support the RightToLeftLayout
functionality. This is a known issue and it is already logged to our Public Issue Tracker under ID 8867. To vote for it and subscribe for its status updates, please follow this link: http://www.telerik.com/support/pits.aspx#/details/Issue=8867
Due to the complexity of the issue, I am not able to provide you with a workaround. Please excuse us for the caused inconvenience.
Let me know if you encounter further issues. I will do my best to assist you.
the Telerik team