Finding the Third Proportional to 9,904 and 20,626

Step by Step Solution

1. Step 1: Write the proportion equation
   9,904 : 20,626 = 20,626 : x
2. Step 2: Convert to fraction form
   9,904/20,626 = 20,626/x
3. Step 3: Cross multiply
   9,904x = 20,626 × 20,626
4. Step 4: Simplify right side
   9,904x = 425,431,876
5. Step 5: Solve for x
   x = 425,431,876/9,904
6. Step 6: Final answer
   x = 42,955.56