Finding the Third Proportional to 20,320 and 23,906

Step by Step Solution

1. Step 1: Write the proportion equation
   20,320 : 23,906 = 23,906 : x
2. Step 2: Convert to fraction form
   20,320/23,906 = 23,906/x
3. Step 3: Cross multiply
   20,320x = 23,906 × 23,906
4. Step 4: Simplify right side
   20,320x = 571,496,836
5. Step 5: Solve for x
   x = 571,496,836/20,320
6. Step 6: Final answer
   x = 28,124.84