Finding the Fourth Proportional to 166,500.50, 229,766.02 and 91,047.38

Step by Step Solution

1. Step 1: Write the proportion equation
   166,500.50 : 229,766.02 = 91,047.38 : x
2. Step 2: Convert to fraction form
   166,500.50/229,766.02 = 91,047.38/x
3. Step 3: Cross multiply
   166,500.50x = 229,766.02 × 91,047.38
4. Step 4: Simplify right side
   166,500.50x = 20,919,592,757.58
5. Step 5: Solve for x
   x = 20,919,592,757.58/166,500.50
6. Step 6: Final answer
   x = 125,642.83