Finding the Fourth Proportional to 238,493.65, 329,105.33 and 131,061.37

Step by Step Solution

1. Step 1: Write the proportion equation
   238,493.65 : 329,105.33 = 131,061.37 : x
2. Step 2: Convert to fraction form
   238,493.65/329,105.33 = 131,061.37/x
3. Step 3: Cross multiply
   238,493.65x = 329,105.33 × 131,061.37
4. Step 4: Simplify right side
   238,493.65x = 43,132,994,768.80
5. Step 5: Solve for x
   x = 43,132,994,768.80/238,493.65
6. Step 6: Final answer
   x = 180,855.95