Yes.
You will need to resize one of the partitions (if you aren't using D:\ or don't have much on it, that would be the logical candidate), then you can create a new partition and format it to receive Fedora. It would be a good idea to backup any crucial data first, just to be cautious.
You will need to tell Anaconda what you want it to do.
This article from Fedora might help:
http://docs.fedoraproject.org/en-US/...setup-x86.html