Hi Zachary!
Yes, we can do many things with Microsoft Power BI, We can connect ArcGIS Online features hosted or other data to MS Power BI or vice versa from MS Power BI to ArcGIS Online.
1. Here is example from ArcGIS Online to MS Power BI.
a.
b.
c.
2. In MS Power BI, after cleaning data or joining tables and finally publishing your data, you can embed it to website or portal, publish it to web or save it to PDF.
Best,
Faiez