This is the 9306th most frequent Korean word.
것으로도
"By/through/with the act of being (or doing) something."
In this sentence, "것으로도" is used to express the idea that something (finishing this task) alone is sufficient for a certain feeling (satisfaction).
이 일을 끝마치는 것으로도 만족할 수 있어요.
I can find satisfaction just by finishing this task.
Here, "것으로도" indicates that something (understanding the situation) on its own contributes significantly to a result (help).
상황을 이해하는 것으로도 큰 도움이 됩니다.
Understanding the situation alone is a big help.
The usage of "것으로도" underlines that the mere existence of something (his effort) warrants a certain reaction (praise).