Finding the Third Proportional to 40,786.50 and 86,028

Step by Step Solution

1. Step 1: Write the proportion equation
   40,786.50 : 86,028 = 86,028 : x
2. Step 2: Convert to fraction form
   40,786.50/86,028 = 86,028/x
3. Step 3: Cross multiply
   40,786.50x = 86,028 × 86,028
4. Step 4: Simplify right side
   40,786.50x = 7,400,816,784
5. Step 5: Solve for x
   x = 7,400,816,784/40,786.50
6. Step 6: Final answer
   x = 181,452.61