Finding the Third Proportional to 16,670 and 25,805

Step by Step Solution

1. Step 1: Write the proportion equation
   16,670 : 25,805 = 25,805 : x
2. Step 2: Convert to fraction form
   16,670/25,805 = 25,805/x
3. Step 3: Cross multiply
   16,670x = 25,805 × 25,805
4. Step 4: Simplify right side
   16,670x = 665,898,025
5. Step 5: Solve for x
   x = 665,898,025/16,670
6. Step 6: Final answer
   x = 39,945.89