Finding the Fourth Proportional to 429,004.59, 592,018.42 and 238,013.88

Step by Step Solution

1. Step 1: Write the proportion equation
   429,004.59 : 592,018.42 = 238,013.88 : x
2. Step 2: Convert to fraction form
   429,004.59/592,018.42 = 238,013.88/x
3. Step 3: Cross multiply
   429,004.59x = 592,018.42 × 238,013.88
4. Step 4: Simplify right side
   429,004.59x = 140,908,601,175.67
5. Step 5: Solve for x
   x = 140,908,601,175.67/429,004.59
6. Step 6: Final answer
   x = 328,454.76