You need to install the Vray plugin for Sketchup and follow these steps:

Open up the Vray Optional Editorial, then select Camera. Change the camera from Standard to Spherical.

Set up the ratio to 2:1. Open up “Output” then change the “Image Aspect” to “2”

Rendered outcome will look something like the image above which is a panoramic image.

Your 360 render is ready for upload and creating a VR walkthrough !