Finding the Fourth Proportional to 238,665.36, 329,356.96 and 140,605.52

Step by Step Solution

1. Step 1: Write the proportion equation
   238,665.36 : 329,356.96 = 140,605.52 : x
2. Step 2: Convert to fraction form
   238,665.36/329,356.96 = 140,605.52/x
3. Step 3: Cross multiply
   238,665.36x = 329,356.96 × 140,605.52
4. Step 4: Simplify right side
   238,665.36x = 46,309,406,626.42
5. Step 5: Solve for x
   x = 46,309,406,626.42/238,665.36
6. Step 6: Final answer
   x = 194,034.89