Finding the Fourth Proportional to 5,665.46, 7,818.17 and 3,147.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.46 : 7,818.17 = 3,147.53 : x
2. Step 2: Convert to fraction form
   5,665.46/7,818.17 = 3,147.53/x
3. Step 3: Cross multiply
   5,665.46x = 7,818.17 × 3,147.53
4. Step 4: Simplify right side
   5,665.46x = 24,607,952.03
5. Step 5: Solve for x
   x = 24,607,952.03/5,665.46
6. Step 6: Final answer
   x = 4,343.51