Finding the Fourth Proportional to 166,526.62, 229,808.55 and 91,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,526.62 : 229,808.55 = 91,073.50 : x
2. Step 2: Convert to fraction form
   166,526.62/229,808.55 = 91,073.50/x
3. Step 3: Cross multiply
   166,526.62x = 229,808.55 × 91,073.50
4. Step 4: Simplify right side
   166,526.62x = 20,929,468,978.43
5. Step 5: Solve for x
   x = 20,929,468,978.43/166,526.62
6. Step 6: Final answer
   x = 125,682.42