Finding the Third Proportional to 10,831.50 and 23,391

Step by Step Solution

1. Step 1: Write the proportion equation
   10,831.50 : 23,391 = 23,391 : x
2. Step 2: Convert to fraction form
   10,831.50/23,391 = 23,391/x
3. Step 3: Cross multiply
   10,831.50x = 23,391 × 23,391
4. Step 4: Simplify right side
   10,831.50x = 547,138,881
5. Step 5: Solve for x
   x = 547,138,881/10,831.50
6. Step 6: Final answer
   x = 50,513.68