Finding the Third Proportional to 39,451.50 and 86,132.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,451.50 : 86,132.25 = 86,132.25 : x
2. Step 2: Convert to fraction form
   39,451.50/86,132.25 = 86,132.25/x
3. Step 3: Cross multiply
   39,451.50x = 86,132.25 × 86,132.25
4. Step 4: Simplify right side
   39,451.50x = 7,418,764,490.06
5. Step 5: Solve for x
   x = 7,418,764,490.06/39,451.50
6. Step 6: Final answer
   x = 188,047.72