Finding the Third Proportional to 69,442.50 and 103,707

Step by Step Solution

1. Step 1: Write the proportion equation
   69,442.50 : 103,707 = 103,707 : x
2. Step 2: Convert to fraction form
   69,442.50/103,707 = 103,707/x
3. Step 3: Cross multiply
   69,442.50x = 103,707 × 103,707
4. Step 4: Simplify right side
   69,442.50x = 10,755,141,849
5. Step 5: Solve for x
   x = 10,755,141,849/69,442.50
6. Step 6: Final answer
   x = 154,878.38