Finding the Third Proportional to 21,831.75 and 47,144.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,831.75 : 47,144.25 = 47,144.25 : x
2. Step 2: Convert to fraction form
   21,831.75/47,144.25 = 47,144.25/x
3. Step 3: Cross multiply
   21,831.75x = 47,144.25 × 47,144.25
4. Step 4: Simplify right side
   21,831.75x = 2,222,580,308.06
5. Step 5: Solve for x
   x = 2,222,580,308.06/21,831.75
6. Step 6: Final answer
   x = 101,804.95