Finding the Third Proportional to 20,126 and 31,108

Step by Step Solution

1. Step 1: Write the proportion equation
   20,126 : 31,108 = 31,108 : x
2. Step 2: Convert to fraction form
   20,126/31,108 = 31,108/x
3. Step 3: Cross multiply
   20,126x = 31,108 × 31,108
4. Step 4: Simplify right side
   20,126x = 967,707,664
5. Step 5: Solve for x
   x = 967,707,664/20,126
6. Step 6: Final answer
   x = 48,082.46