Finding the Fourth Proportional to 656,105.69, 981,935.75 and 403,546.41

Step by Step Solution

1. Step 1: Write the proportion equation
   656,105.69 : 981,935.75 = 403,546.41 : x
2. Step 2: Convert to fraction form
   656,105.69/981,935.75 = 403,546.41/x
3. Step 3: Cross multiply
   656,105.69x = 981,935.75 × 403,546.41
4. Step 4: Simplify right side
   656,105.69x = 396,256,644,745.43
5. Step 5: Solve for x
   x = 396,256,644,745.43/656,105.69
6. Step 6: Final answer
   x = 603,952.46