Finding the Third Proportional to 98,673.50 and 207,662.17

Step by Step Solution

1. Step 1: Write the proportion equation
   98,673.50 : 207,662.17 = 207,662.17 : x
2. Step 2: Convert to fraction form
   98,673.50/207,662.17 = 207,662.17/x
3. Step 3: Cross multiply
   98,673.50x = 207,662.17 × 207,662.17
4. Step 4: Simplify right side
   98,673.50x = 43,123,576,005.48
5. Step 5: Solve for x
   x = 43,123,576,005.48/98,673.50
6. Step 6: Final answer
   x = 437,032.99