Finding the Third Proportional to 68,665.50 and 98,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,665.50 : 98,005.50 = 98,005.50 : x
2. Step 2: Convert to fraction form
   68,665.50/98,005.50 = 98,005.50/x
3. Step 3: Cross multiply
   68,665.50x = 98,005.50 × 98,005.50
4. Step 4: Simplify right side
   68,665.50x = 9,605,078,030.25
5. Step 5: Solve for x
   x = 9,605,078,030.25/68,665.50
6. Step 6: Final answer
   x = 139,882.15