Use sparrow wallet to see raw transaction data.

Identify an out and identify the value of the output

Sparrow helps with this, as does this:

https://developer.bitcoin.org/reference/transactions.html

In the example above, the output value is highlighted in black (that's the number of sats)

it's written in reverse hexadecimal: 703e380000000000

first reverse the order, here: https://learnmeabitcoin.com/tools/swapendian/?hexadecimal

you get: 0000000000383e70

Then convert from hexadecimal, to decimal here: https://www.rapidtables.com/convert/number/hex-to-decimal.html

3686000 sats

divided by 100 000 000 = 0.03686 BTC