Increasing progesterone is not going to raise DHEA. Increasing progesterone is also not going to help your libido, since it will actually suppress DHT, which is the main "libido" hormone.
To increase libido, you may have some success with supplementing with DHEA (Invalid Link Removed) if you’re looking for an HRT route. However, a low libido could be a result of meny things. Whats your history? Drug use?
-Pp