Finding the Third Proportional to 26,078 and 60,905

Step by Step Solution

1. Step 1: Write the proportion equation
   26,078 : 60,905 = 60,905 : x
2. Step 2: Convert to fraction form
   26,078/60,905 = 60,905/x
3. Step 3: Cross multiply
   26,078x = 60,905 × 60,905
4. Step 4: Simplify right side
   26,078x = 3,709,419,025
5. Step 5: Solve for x
   x = 3,709,419,025/26,078
6. Step 6: Final answer
   x = 142,243.23