Finding the Third Proportional to 8,315.50 and 18,184.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,315.50 : 18,184.50 = 18,184.50 : x
2. Step 2: Convert to fraction form
   8,315.50/18,184.50 = 18,184.50/x
3. Step 3: Cross multiply
   8,315.50x = 18,184.50 × 18,184.50
4. Step 4: Simplify right side
   8,315.50x = 330,676,040.25
5. Step 5: Solve for x
   x = 330,676,040.25/8,315.50
6. Step 6: Final answer
   x = 39,766.22