Poewr Point to Excel for Chart

Dear Sir,

I make my graph i.e, pie, on excel. After finishing this graph, I take it to Powerpoint format.

Now take suppose it that due to some error, I want to transfer this power point chart to exel, so that I can edit it as original on excel or as Excel Work book.

Please let me know it that how to transfer charts e.g PIE CHART from power point to excel as excel work sheet oly by keeping following conditions.

Usually when you transfer this chart from power point to Excel, it goes as jpeg format or some other picture format.

Necessary Condition:

Here while you answering, please remember that, you have lost your original pie chart made on the Excel.