Finding the Third Proportional to 10,402.50 and 18,495

Step by Step Solution

1. Step 1: Write the proportion equation
   10,402.50 : 18,495 = 18,495 : x
2. Step 2: Convert to fraction form
   10,402.50/18,495 = 18,495/x
3. Step 3: Cross multiply
   10,402.50x = 18,495 × 18,495
4. Step 4: Simplify right side
   10,402.50x = 342,065,025
5. Step 5: Solve for x
   x = 342,065,025/10,402.50
6. Step 6: Final answer
   x = 32,882.96