Finding the Third Proportional to 12,560.50 and 17,105

Step by Step Solution

1. Step 1: Write the proportion equation
   12,560.50 : 17,105 = 17,105 : x
2. Step 2: Convert to fraction form
   12,560.50/17,105 = 17,105/x
3. Step 3: Cross multiply
   12,560.50x = 17,105 × 17,105
4. Step 4: Simplify right side
   12,560.50x = 292,581,025
5. Step 5: Solve for x
   x = 292,581,025/12,560.50
6. Step 6: Final answer
   x = 23,293.74