Finding the Fourth Proportional to 6,499.53, 8,969.34 and 3,515.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499.53 : 8,969.34 = 3,515.34 : x
2. Step 2: Convert to fraction form
   6,499.53/8,969.34 = 3,515.34/x
3. Step 3: Cross multiply
   6,499.53x = 8,969.34 × 3,515.34
4. Step 4: Simplify right side
   6,499.53x = 31,530,279.68
5. Step 5: Solve for x
   x = 31,530,279.68/6,499.53
6. Step 6: Final answer
   x = 4,851.16