Finding the Third Proportional to 26,660.50 and 61,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,660.50 : 61,719.50 = 61,719.50 : x
2. Step 2: Convert to fraction form
   26,660.50/61,719.50 = 61,719.50/x
3. Step 3: Cross multiply
   26,660.50x = 61,719.50 × 61,719.50
4. Step 4: Simplify right side
   26,660.50x = 3,809,296,680.25
5. Step 5: Solve for x
   x = 3,809,296,680.25/26,660.50
6. Step 6: Final answer
   x = 142,881.67