Finding the Fourth Proportional to 429,870.38, 593,235.52 and 238,891.82

Step by Step Solution

1. Step 1: Write the proportion equation
   429,870.38 : 593,235.52 = 238,891.82 : x
2. Step 2: Convert to fraction form
   429,870.38/593,235.52 = 238,891.82/x
3. Step 3: Cross multiply
   429,870.38x = 593,235.52 × 238,891.82
4. Step 4: Simplify right side
   429,870.38x = 141,719,113,061.45
5. Step 5: Solve for x
   x = 141,719,113,061.45/429,870.38
6. Step 6: Final answer
   x = 329,678.71