Download the SketchUp to Sketchfab.com Uploader extension (very useful in 3D configurator projects) here:
Open SketchUp and install the extension from the Extension Manager:
Open a SketchUp project and upload it to sketchfab.com.
Copy the embed code from Sketchfab.
You will receive an email as soon as the model has been edited on sketchfab.com. Aspects auch as background color can be adjusted via the 3D settings. If you are satisfied, click Embed below the model and copy the iFrame code:
Embed your 3D model into your WordPress website.
Insert the iFrame code into your WordPress page. The result should look something like this:
Now nothing stands in the way of your interactive WordPress page. Have fun trying it out.