To obtain something from someone through authority, force, or some other means of coercion. I doubt you'll be able to exact the entire amount from her because she doesn't make enough money to pay you back right now.

To be more accurate; to provide better or more correct details. You'll need to pay nearly $500 for various entry visas to get into the country—$485, to be exact. It seems like the political party is finally starting to gain some amount of clout in parliament, or, to be more exact, they have become less marginalized and disliked.