Finding the Fourth Proportional to 238,521.86, 329,162.94 and 131,092.07

Step by Step Solution

1. Step 1: Write the proportion equation
   238,521.86 : 329,162.94 = 131,092.07 : x
2. Step 2: Convert to fraction form
   238,521.86/329,162.94 = 131,092.07/x
3. Step 3: Cross multiply
   238,521.86x = 329,162.94 × 131,092.07
4. Step 4: Simplify right side
   238,521.86x = 43,150,651,377.61
5. Step 5: Solve for x
   x = 43,150,651,377.61/238,521.86
6. Step 6: Final answer
   x = 180,908.58