Please clarify how do you want to present the content of your text file so that I can suggest a concrete approach.
If you want to display the data in a reporting tool, you can use the information in the help article Data Source Components
, which will get you started on connecting the content of your text file to report items of Telerik Reporting
All the best,
the Telerik team
If you want to get updates on new releases, tips and tricks and sneak peeks at our product labs directly from the developers working on the RadControls for ASP.NET AJAX, subscribe to their blog feed