Finding the Fourth Proportional to 11,950.84, 16,480.72 and 7,911.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,950.84 : 16,480.72 = 7,911.27 : x
2. Step 2: Convert to fraction form
   11,950.84/16,480.72 = 7,911.27/x
3. Step 3: Cross multiply
   11,950.84x = 16,480.72 × 7,911.27
4. Step 4: Simplify right side
   11,950.84x = 130,383,391.10
5. Step 5: Solve for x
   x = 130,383,391.10/11,950.84
6. Step 6: Final answer
   x = 10,909.98