Finding the Fourth Proportional to 33,018.69, 49,527.67 and 10,831.80

Step by Step Solution

1. Step 1: Write the proportion equation
   33,018.69 : 49,527.67 = 10,831.80 : x
2. Step 2: Convert to fraction form
   33,018.69/49,527.67 = 10,831.80/x
3. Step 3: Cross multiply
   33,018.69x = 49,527.67 × 10,831.80
4. Step 4: Simplify right side
   33,018.69x = 536,473,815.91
5. Step 5: Solve for x
   x = 536,473,815.91/33,018.69
6. Step 6: Final answer
   x = 16,247.58