Finding the Fourth Proportional to 11,831.94, 17,751.96 and 5,262.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,831.94 : 17,751.96 = 5,262.72 : x
2. Step 2: Convert to fraction form
   11,831.94/17,751.96 = 5,262.72/x
3. Step 3: Cross multiply
   11,831.94x = 17,751.96 × 5,262.72
4. Step 4: Simplify right side
   11,831.94x = 93,423,594.93
5. Step 5: Solve for x
   x = 93,423,594.93/11,831.94
6. Step 6: Final answer
   x = 7,895.88