Finding the Fourth Proportional to 601,398.72, 829,357.56 and 359,642.88

Step by Step Solution

1. Step 1: Write the proportion equation
   601,398.72 : 829,357.56 = 359,642.88 : x
2. Step 2: Convert to fraction form
   601,398.72/829,357.56 = 359,642.88/x
3. Step 3: Cross multiply
   601,398.72x = 829,357.56 × 359,642.88
4. Step 4: Simplify right side
   601,398.72x = 298,272,541,428.17
5. Step 5: Solve for x
   x = 298,272,541,428.17/601,398.72
6. Step 6: Final answer
   x = 495,964.71