Finding the Fourth Proportional to 181,036.37, 271,549.97 and 86,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,036.37 : 271,549.97 = 86,333.50 : x
2. Step 2: Convert to fraction form
   181,036.37/271,549.97 = 86,333.50/x
3. Step 3: Cross multiply
   181,036.37x = 271,549.97 × 86,333.50
4. Step 4: Simplify right side
   181,036.37x = 23,443,858,039.05
5. Step 5: Solve for x
   x = 23,443,858,039.05/181,036.37
6. Step 6: Final answer
   x = 129,498.06