Finding the Third Proportional to 8,494 and 18,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,494 : 18,081.50 = 18,081.50 : x
2. Step 2: Convert to fraction form
   8,494/18,081.50 = 18,081.50/x
3. Step 3: Cross multiply
   8,494x = 18,081.50 × 18,081.50
4. Step 4: Simplify right side
   8,494x = 326,940,642.25
5. Step 5: Solve for x
   x = 326,940,642.25/8,494
6. Step 6: Final answer
   x = 38,490.77