The most common and most likely answer to this crossword clue is the 5 letter word UTILE
U
T
I
L
E
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The straight part
We know that "It’s profitable" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case it’s profitable = utile.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does UTILE mean?
UTILE noun- A theoretical unit of measure of utility, for indicating a supposed quantity of satisfaction derived from an economic transaction.
- Useful.