Finding the Third Proportional to 12,585 and 25,554

Step by Step Solution

1. Step 1: Write the proportion equation
   12,585 : 25,554 = 25,554 : x
2. Step 2: Convert to fraction form
   12,585/25,554 = 25,554/x
3. Step 3: Cross multiply
   12,585x = 25,554 × 25,554
4. Step 4: Simplify right side
   12,585x = 653,006,916
5. Step 5: Solve for x
   x = 653,006,916/12,585
6. Step 6: Final answer
   x = 51,887.72