title: Running Total of Running Total in DAX
body: <p>I need a metric which calculates "Running Total of Running Total" like</p>
  
  <p><img src="https://i.stack.imgur.com/aLFCL.png" alt="enter image description here"></p>
  
  <p>Calculating running total is fine, but I could not figured it out how to calculate "Running Total of Running Total"</p>
  
  <p>Thanks in advance.</p>