Finding the Fourth Proportional to 6,478.96, 9,711.24 and 3,550.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,478.96 : 9,711.24 = 3,550.72 : x
2. Step 2: Convert to fraction form
   6,478.96/9,711.24 = 3,550.72/x
3. Step 3: Cross multiply
   6,478.96x = 9,711.24 × 3,550.72
4. Step 4: Simplify right side
   6,478.96x = 34,481,894.09
5. Step 5: Solve for x
   x = 34,481,894.09/6,478.96
6. Step 6: Final answer
   x = 5,322.13