It is very simple. Start. Join here and try to be succesful. Start from little, increase for more! I have done just the same
If it was that easy then everyone will be a millionaire, the truth is that it is very hard to become a good trader and at first the only thing you can do is to read some books and try to learn everything you can and then you need to put your knowledge to test and see if you can make some money, if you cannot then you need to study some more until you do it but even then the profits may not be what you are looking for.