Finding the Fourth Proportional to 131,982.29, 182,087.82 and 86,684.81

Step by Step Solution

1. Step 1: Write the proportion equation
   131,982.29 : 182,087.82 = 86,684.81 : x
2. Step 2: Convert to fraction form
   131,982.29/182,087.82 = 86,684.81/x
3. Step 3: Cross multiply
   131,982.29x = 182,087.82 × 86,684.81
4. Step 4: Simplify right side
   131,982.29x = 15,784,248,080.01
5. Step 5: Solve for x
   x = 15,784,248,080.01/131,982.29
6. Step 6: Final answer
   x = 119,593.68