Finding the Fourth Proportional to 435,945.72, 653,920.82 and 132,342.52

Step by Step Solution

1. Step 1: Write the proportion equation
   435,945.72 : 653,920.82 = 132,342.52 : x
2. Step 2: Convert to fraction form
   435,945.72/653,920.82 = 132,342.52/x
3. Step 3: Cross multiply
   435,945.72x = 653,920.82 × 132,342.52
4. Step 4: Simplify right side
   435,945.72x = 86,541,529,199.27
5. Step 5: Solve for x
   x = 86,541,529,199.27/435,945.72
6. Step 6: Final answer
   x = 198,514.46