Finding the Fourth Proportional to 6,499.49, 8,969.33 and 3,515.35

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499.49 : 8,969.33 = 3,515.35 : x
2. Step 2: Convert to fraction form
   6,499.49/8,969.33 = 3,515.35/x
3. Step 3: Cross multiply
   6,499.49x = 8,969.33 × 3,515.35
4. Step 4: Simplify right side
   6,499.49x = 31,530,294.22
5. Step 5: Solve for x
   x = 31,530,294.22/6,499.49
6. Step 6: Final answer
   x = 4,851.19