Finding the Fourth Proportional to 531,404.54, 797,107.37 and 132,045.31

Step by Step Solution

1. Step 1: Write the proportion equation
   531,404.54 : 797,107.37 = 132,045.31 : x
2. Step 2: Convert to fraction form
   531,404.54/797,107.37 = 132,045.31/x
3. Step 3: Cross multiply
   531,404.54x = 797,107.37 × 132,045.31
4. Step 4: Simplify right side
   531,404.54x = 105,254,288,112.28
5. Step 5: Solve for x
   x = 105,254,288,112.28/531,404.54
6. Step 6: Final answer
   x = 198,068.10