Simple word How to increase capital investment is by depositing more of your money 
or made the compounding from the profit.
depositing more by using dollar cost averaging on your intial investment or compound take profit when the price is at high and buy more when the market at low
Exactly, increasing capital investment has never been difficult, we just need to add more money to our investment. But if the OP wanted to ask how to increase income, that would be a harder question to answer, and it's the question we all want an answer to. We all want to become rich, but there are a lot of people who don't want to work hard and just like to dream of getting rich quickly without working. If we increase the amount of capital invested, we need to increase the income, that's all. or made the compounding from the profit. depositing more by using dollar cost averaging on your intial investment or compound take profit when the price is at high and buy more when the market at low