How to use RANKX

Anonymous , If you want a column rank

ProfitRank = RANKX('Sheet1','Sheet1'[Profit]) // create a new column -https://www.youtube.com/watch?v=wDS_Vi4r9I4

for measure

ProfitRank = RANKX('Sheet1',calculate(sum('Sheet1'[Profit]))) // https://www.youtube.com/watch?v=DZb_6j6WuZ0&t=210s

For Rank Refer these links
https://radacad.com/how-to-use-rankx-in-dax-part-2-of-3-calculated-measures
https://radacad.com/how-to-use-rankx-in-dax-part-1-of-3-calculated-columns
https://radacad.com/how-to-use-rankx-in-dax-part-3-of-3-the-finale
https://community.powerbi.com/t5/Community-Blog/Dynamic-TopN-made-easy-with-What-If-Parameter/ba-p/367415