Banknifty elliott impulse wave

As we can see market is bullish look at chart we see 1234 four point market had made we are looking for 5th point now the problem is how can we get 5th point how
So there is no one can tell exact we all can guess how can we guess
from point 1 to point 3 subtract level of point 3 to point 1
and add same amount to point 3 you can guess where is 5th point
but i am not sure or noone can be
before trade make sure