Finding the Fourth Proportional to 431,150.58, 595,006.20 and 240,164.10

Step by Step Solution

1. Step 1: Write the proportion equation
   431,150.58 : 595,006.20 = 240,164.10 : x
2. Step 2: Convert to fraction form
   431,150.58/595,006.20 = 240,164.10/x
3. Step 3: Cross multiply
   431,150.58x = 595,006.20 × 240,164.10
4. Step 4: Simplify right side
   431,150.58x = 142,899,128,517.42
5. Step 5: Solve for x
   x = 142,899,128,517.42/431,150.58
6. Step 6: Final answer
   x = 331,436.71