Finding the Third Proportional to 40,552.31 and 86,708.81

Step by Step Solution

1. Step 1: Write the proportion equation
   40,552.31 : 86,708.81 = 86,708.81 : x
2. Step 2: Convert to fraction form
   40,552.31/86,708.81 = 86,708.81/x
3. Step 3: Cross multiply
   40,552.31x = 86,708.81 × 86,708.81
4. Step 4: Simplify right side
   40,552.31x = 7,518,418,165.16
5. Step 5: Solve for x
   x = 7,518,418,165.16/40,552.31
6. Step 6: Final answer
   x = 185,400.48