FearLess Cheat Engine

You can find money, manpower and metal if you search for grouped values, all 3 are 4 Bytes (like this 4:500 4:50 4:100 ), addresses will change. Then you can find lands stored food, infrastructure, culture, equipment and decadence (if its 1.23 then you search for 123) again you search for grouped va...

There is very good guide about editing save files on steam.

[Link]

And i think that is probably easier to make save editor, or it is even possible to make table that can edit save files.