Finding the Fourth Proportional to 6,499.46, 9,728.96 and 3,530.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499.46 : 9,728.96 = 3,530.48 : x
2. Step 2: Convert to fraction form
   6,499.46/9,728.96 = 3,530.48/x
3. Step 3: Cross multiply
   6,499.46x = 9,728.96 × 3,530.48
4. Step 4: Simplify right side
   6,499.46x = 34,347,858.88
5. Step 5: Solve for x
   x = 34,347,858.88/6,499.46
6. Step 6: Final answer
   x = 5,284.73