Finding the Third Proportional to 59,961 and 86,626.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,961 : 86,626.50 = 86,626.50 : x
2. Step 2: Convert to fraction form
   59,961/86,626.50 = 86,626.50/x
3. Step 3: Cross multiply
   59,961x = 86,626.50 × 86,626.50
4. Step 4: Simplify right side
   59,961x = 7,504,150,502.25
5. Step 5: Solve for x
   x = 7,504,150,502.25/59,961
6. Step 6: Final answer
   x = 125,150.52