Finding the Fourth Proportional to 238,789.50, 329,507.91 and 131,364.06

Step by Step Solution

1. Step 1: Write the proportion equation
   238,789.50 : 329,507.91 = 131,364.06 : x
2. Step 2: Convert to fraction form
   238,789.50/329,507.91 = 131,364.06/x
3. Step 3: Cross multiply
   238,789.50x = 329,507.91 × 131,364.06
4. Step 4: Simplify right side
   238,789.50x = 43,285,496,859.71
5. Step 5: Solve for x
   x = 43,285,496,859.71/238,789.50
6. Step 6: Final answer
   x = 181,270.52