Finding the Third Proportional to 47,286 and 100,831.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,286 : 100,831.50 = 100,831.50 : x
2. Step 2: Convert to fraction form
   47,286/100,831.50 = 100,831.50/x
3. Step 3: Cross multiply
   47,286x = 100,831.50 × 100,831.50
4. Step 4: Simplify right side
   47,286x = 10,166,991,392.25
5. Step 5: Solve for x
   x = 10,166,991,392.25/47,286
6. Step 6: Final answer
   x = 215,010.60