Finding the Third Proportional to 40,554 and 86,713

Step by Step Solution

1. Step 1: Write the proportion equation
   40,554 : 86,713 = 86,713 : x
2. Step 2: Convert to fraction form
   40,554/86,713 = 86,713/x
3. Step 3: Cross multiply
   40,554x = 86,713 × 86,713
4. Step 4: Simplify right side
   40,554x = 7,519,144,369
5. Step 5: Solve for x
   x = 7,519,144,369/40,554
6. Step 6: Final answer
   x = 185,410.67