Finding the Third Proportional to 170,727 and 245,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,727 : 245,920.50 = 245,920.50 : x
2. Step 2: Convert to fraction form
   170,727/245,920.50 = 245,920.50/x
3. Step 3: Cross multiply
   170,727x = 245,920.50 × 245,920.50
4. Step 4: Simplify right side
   170,727x = 60,476,892,320.25
5. Step 5: Solve for x
   x = 60,476,892,320.25/170,727
6. Step 6: Final answer
   x = 354,231.56