Finding the Third Proportional to 108,672 and 166,234.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,672 : 166,234.50 = 166,234.50 : x
2. Step 2: Convert to fraction form
   108,672/166,234.50 = 166,234.50/x
3. Step 3: Cross multiply
   108,672x = 166,234.50 × 166,234.50
4. Step 4: Simplify right side
   108,672x = 27,633,908,990.25
5. Step 5: Solve for x
   x = 27,633,908,990.25/108,672
6. Step 6: Final answer
   x = 254,287.30