Finding the Third Proportional to 10,917 and 25,902

Step by Step Solution

1. Step 1: Write the proportion equation
   10,917 : 25,902 = 25,902 : x
2. Step 2: Convert to fraction form
   10,917/25,902 = 25,902/x
3. Step 3: Cross multiply
   10,917x = 25,902 × 25,902
4. Step 4: Simplify right side
   10,917x = 670,913,604
5. Step 5: Solve for x
   x = 670,913,604/10,917
6. Step 6: Final answer
   x = 61,455.86