You can use James’ suggestion and switch to SketchUp Studio, where you will have Scan Essentials and can import certain types of point clouds to measure.
click to see video (I imported a .las file)
Or you can stay with just the version of SketchUp you already have and use other software, like CloudCompare, and transform the point cloud into geometry, which you can import simplified into SketchUp and measure it.
Make abstraction of what I said about 3ds Max.