Finding the Fourth Proportional to 11,933.52, 16,469.83 and 7,216.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,933.52 : 16,469.83 = 7,216.89 : x
2. Step 2: Convert to fraction form
   11,933.52/16,469.83 = 7,216.89/x
3. Step 3: Cross multiply
   11,933.52x = 16,469.83 × 7,216.89
4. Step 4: Simplify right side
   11,933.52x = 118,860,951.43
5. Step 5: Solve for x
   x = 118,860,951.43/11,933.52
6. Step 6: Final answer
   x = 9,960.26