Finding the Fourth Proportional to 82,831.20, 114,303.92 and 50,619.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,831.20 : 114,303.92 = 50,619.69 : x
2. Step 2: Convert to fraction form
   82,831.20/114,303.92 = 50,619.69/x
3. Step 3: Cross multiply
   82,831.20x = 114,303.92 × 50,619.69
4. Step 4: Simplify right side
   82,831.20x = 5,786,029,420.49
5. Step 5: Solve for x
   x = 5,786,029,420.49/82,831.20
6. Step 6: Final answer
   x = 69,853.26