Fetching details from the dictionary...
to be able to do; to be capable of doing
誰もが成し得ることではない。
It is not something everyone can accomplish.
彼女なら成し得ると信じている。
I believe she is capable of accomplishing it.
協力すれば大きな変革を成し得るだろう。
If we cooperate, we can probably achieve a major transformation.