Finding the Third Proportional to 207,984 and 297,208.50

Step by Step Solution

1. Step 1: Write the proportion equation
   207,984 : 297,208.50 = 297,208.50 : x
2. Step 2: Convert to fraction form
   207,984/297,208.50 = 297,208.50/x
3. Step 3: Cross multiply
   207,984x = 297,208.50 × 297,208.50
4. Step 4: Simplify right side
   207,984x = 88,332,892,472.25
5. Step 5: Solve for x
   x = 88,332,892,472.25/207,984
6. Step 6: Final answer
   x = 424,710.04