Finding the Third Proportional to 207,712 and 297,033.50

Step by Step Solution

1. Step 1: Write the proportion equation
   207,712 : 297,033.50 = 297,033.50 : x
2. Step 2: Convert to fraction form
   207,712/297,033.50 = 297,033.50/x
3. Step 3: Cross multiply
   207,712x = 297,033.50 × 297,033.50
4. Step 4: Simplify right side
   207,712x = 88,228,900,122.25
5. Step 5: Solve for x
   x = 88,228,900,122.25/207,712
6. Step 6: Final answer
   x = 424,765.54