Finding the Fourth Proportional to 429,384.09, 592,568.56 and 238,397.50

Step by Step Solution

1. Step 1: Write the proportion equation
   429,384.09 : 592,568.56 = 238,397.50 : x
2. Step 2: Convert to fraction form
   429,384.09/592,568.56 = 238,397.50/x
3. Step 3: Cross multiply
   429,384.09x = 592,568.56 × 238,397.50
4. Step 4: Simplify right side
   429,384.09x = 141,266,863,282.60
5. Step 5: Solve for x
   x = 141,266,863,282.60/429,384.09
6. Step 6: Final answer
   x = 328,998.83