Finding the Fourth Proportional to 166,526.12, 229,807.86 and 91,073

Step by Step Solution

1. Step 1: Write the proportion equation
   166,526.12 : 229,807.86 = 91,073 : x
2. Step 2: Convert to fraction form
   166,526.12/229,807.86 = 91,073/x
3. Step 3: Cross multiply
   166,526.12x = 229,807.86 × 91,073
4. Step 4: Simplify right side
   166,526.12x = 20,929,291,233.78
5. Step 5: Solve for x
   x = 20,929,291,233.78/166,526.12
6. Step 6: Final answer
   x = 125,681.73