Finding the Third Proportional to 10,131 and 21,942

Step by Step Solution

1. Step 1: Write the proportion equation
   10,131 : 21,942 = 21,942 : x
2. Step 2: Convert to fraction form
   10,131/21,942 = 21,942/x
3. Step 3: Cross multiply
   10,131x = 21,942 × 21,942
4. Step 4: Simplify right side
   10,131x = 481,451,364
5. Step 5: Solve for x
   x = 481,451,364/10,131
6. Step 6: Final answer
   x = 47,522.59