Finding the Third Proportional to 8,401.50 and 18,087

Step by Step Solution

1. Step 1: Write the proportion equation
   8,401.50 : 18,087 = 18,087 : x
2. Step 2: Convert to fraction form
   8,401.50/18,087 = 18,087/x
3. Step 3: Cross multiply
   8,401.50x = 18,087 × 18,087
4. Step 4: Simplify right side
   8,401.50x = 327,139,569
5. Step 5: Solve for x
   x = 327,139,569/8,401.50
6. Step 6: Final answer
   x = 38,938.23