To find the value of x, we first need to simplify the equation:

876932 - x = 998603 - 25695

Now, we will simplify the equation by performing the subtraction on the right side:

876932 - x = 972908

Next, we will isolate x by subtracting 876932 from both sides of the equation:

-x = 972908 - 876932
-x = 95976

Finally, we can solve for x by multiplying both sides by -1:

x = -95976

Therefore, the value of x is -95976.