Finding the Third Proportional to 123,182 and 171,623.75

Step by Step Solution

1. Step 1: Write the proportion equation
   123,182 : 171,623.75 = 171,623.75 : x
2. Step 2: Convert to fraction form
   123,182/171,623.75 = 171,623.75/x
3. Step 3: Cross multiply
   123,182x = 171,623.75 × 171,623.75
4. Step 4: Simplify right side
   123,182x = 29,454,711,564.06
5. Step 5: Solve for x
   x = 29,454,711,564.06/123,182
6. Step 6: Final answer
   x = 239,115.39