Finding the Third Proportional to 16,845 and 25,781

Step by Step Solution

1. Step 1: Write the proportion equation
   16,845 : 25,781 = 25,781 : x
2. Step 2: Convert to fraction form
   16,845/25,781 = 25,781/x
3. Step 3: Cross multiply
   16,845x = 25,781 × 25,781
4. Step 4: Simplify right side
   16,845x = 664,659,961
5. Step 5: Solve for x
   x = 664,659,961/16,845
6. Step 6: Final answer
   x = 39,457.40