If you want to speak Russian, you'll have to actually do a lot of speaking. No matter how much you read in Russian or listen to Russian radio, you won't learn to speak the language fluently if you never open your mouth.
But don't stop there. Speak – and record yourself! You can easily make videos for YouTube and get useful feedback and encouragement there. Other reasons for recording yourself?
“-Forcing yourself to output something and getting used to pronouncing the words
-Burning the words of your video into your memory forever, since you’ll know them really well thanks to the preparation, especially as I describe it below
-Giving yourself a project to work towards with a deadline, forcing you to improve by that time”
(Read more here.)
To inspire you to give it a try, here are a few videos from people who, just like you, are learning Russian.