This video demonstrates how we can find the maximum flow in a network using MS Excel Solver add in.
The solution to this network using (a very simple and intuitive) Augmenting flow algorithm is here:
https://youtu.be/tFG7gcQ1Wes
It would be helpful if you understand the algorithm that excel uses in solving. It is demonstrated here:
https://youtu.be/ZhnwXafuWvg