Finding the Third Proportional to 69,868.50 and 98,766

Step by Step Solution

1. Step 1: Write the proportion equation
   69,868.50 : 98,766 = 98,766 : x
2. Step 2: Convert to fraction form
   69,868.50/98,766 = 98,766/x
3. Step 3: Cross multiply
   69,868.50x = 98,766 × 98,766
4. Step 4: Simplify right side
   69,868.50x = 9,754,722,756
5. Step 5: Solve for x
   x = 9,754,722,756/69,868.50
6. Step 6: Final answer
   x = 139,615.46