Finding the Third Proportional to 19,769.75 and 41,831.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,769.75 : 41,831.75 = 41,831.75 : x
2. Step 2: Convert to fraction form
   19,769.75/41,831.75 = 41,831.75/x
3. Step 3: Cross multiply
   19,769.75x = 41,831.75 × 41,831.75
4. Step 4: Simplify right side
   19,769.75x = 1,749,895,308.06
5. Step 5: Solve for x
   x = 1,749,895,308.06/19,769.75
6. Step 6: Final answer
   x = 88,513.78