Finding the Fourth Proportional to 8,196.16, 11,310.72 and 4,470.40

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.16 : 11,310.72 = 4,470.40 : x
2. Step 2: Convert to fraction form
   8,196.16/11,310.72 = 4,470.40/x
3. Step 3: Cross multiply
   8,196.16x = 11,310.72 × 4,470.40
4. Step 4: Simplify right side
   8,196.16x = 50,563,442.69
5. Step 5: Solve for x
   x = 50,563,442.69/8,196.16
6. Step 6: Final answer
   x = 6,169.16