Finding the Fourth Proportional to 5,516.53, 7,614.55 and 3,527.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,516.53 : 7,614.55 = 3,527.09 : x
2. Step 2: Convert to fraction form
   5,516.53/7,614.55 = 3,527.09/x
3. Step 3: Cross multiply
   5,516.53x = 7,614.55 × 3,527.09
4. Step 4: Simplify right side
   5,516.53x = 26,857,222.20
5. Step 5: Solve for x
   x = 26,857,222.20/5,516.53
6. Step 6: Final answer
   x = 4,868.50