How to find the amount of the average power at a given point?

How to find the amount of power rate at a given point

For example

[0.5 1.4]

[1.2 3]

[1.8 7]

In a room of dimensions of length X width Y

Paste = Ctrl+V (⌘V)

[KALYAN ACHARJYA]

Can you clarify more?

[abdullah qasim]

I want to know the power at the room over several specific points, such as the ones shown above, without having to track them in the results

[abdullah qasim]

I mean I want to extract the values of X, Y, Z into several values

[abdullah qasim]

Knowing a specific point of x, y, z matrix eg X1, Y3, Z2