Finding the Third Proportional to 109,501.50 and 166,308

Step by Step Solution

1. Step 1: Write the proportion equation
   109,501.50 : 166,308 = 166,308 : x
2. Step 2: Convert to fraction form
   109,501.50/166,308 = 166,308/x
3. Step 3: Cross multiply
   109,501.50x = 166,308 × 166,308
4. Step 4: Simplify right side
   109,501.50x = 27,658,350,864
5. Step 5: Solve for x
   x = 27,658,350,864/109,501.50
6. Step 6: Final answer
   x = 252,584.22