Finding the Fourth Proportional to 5,516.20, 7,614.51 and 3,748.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,516.20 : 7,614.51 = 3,748.82 : x
2. Step 2: Convert to fraction form
   5,516.20/7,614.51 = 3,748.82/x
3. Step 3: Cross multiply
   5,516.20x = 7,614.51 × 3,748.82
4. Step 4: Simplify right side
   5,516.20x = 28,545,427.38
5. Step 5: Solve for x
   x = 28,545,427.38/5,516.20
6. Step 6: Final answer
   x = 5,174.84