Very Similar to how Christianity became a world religion at the end of a spear. However Capitalism is about as anti-Christ as any economic system can be.
The good ones tend to do something in-between, with a market based economy, but good regulations, solid welfare, and democracy. Scandinavian countries have the happiest populations in the world, maybe we should try to learn from them.
Unfortunately corporations get more power over time instead of less. They have an ever growing pile of money to buy media and politicians to push their interests, that's probably the greatest challenge of democracy.
Sometimes corporations get bigger, sometimes they get toppled by new competitors. A lot of them that we think of as unstoppable are barely hanging on by a thread. Twitter/X and Facebook are examples that come to mind. People don't realize how much power they as consumers have.