Finding the Fourth Proportional to 429,036.48, 592,022.88 and 238,002.24

Step by Step Solution

1. Step 1: Write the proportion equation
   429,036.48 : 592,022.88 = 238,002.24 : x
2. Step 2: Convert to fraction form
   429,036.48/592,022.88 = 238,002.24/x
3. Step 3: Cross multiply
   429,036.48x = 592,022.88 × 238,002.24
4. Step 4: Simplify right side
   429,036.48x = 140,902,771,571.25
5. Step 5: Solve for x
   x = 140,902,771,571.25/429,036.48
6. Step 6: Final answer
   x = 328,416.76