Finding the Fourth Proportional to 6,406.83, 9,560.63 and 5,668.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,406.83 : 9,560.63 = 5,668.72 : x
2. Step 2: Convert to fraction form
   6,406.83/9,560.63 = 5,668.72/x
3. Step 3: Cross multiply
   6,406.83x = 9,560.63 × 5,668.72
4. Step 4: Simplify right side
   6,406.83x = 54,196,524.76
5. Step 5: Solve for x
   x = 54,196,524.76/6,406.83
6. Step 6: Final answer
   x = 8,459.18