Finding the Fourth Proportional to 429,632.46, 592,918.34 and 238,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   429,632.46 : 592,918.34 = 238,644.50 : x
2. Step 2: Convert to fraction form
   429,632.46/592,918.34 = 238,644.50/x
3. Step 3: Cross multiply
   429,632.46x = 592,918.34 × 238,644.50
4. Step 4: Simplify right side
   429,632.46x = 141,496,696,632.32
5. Step 5: Solve for x
   x = 141,496,696,632.32/429,632.46
6. Step 6: Final answer
   x = 329,343.59