Finding the Fourth Proportional to 5,665.98, 7,818.69 and 3,148.11

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.98 : 7,818.69 = 3,148.11 : x
2. Step 2: Convert to fraction form
   5,665.98/7,818.69 = 3,148.11/x
3. Step 3: Cross multiply
   5,665.98x = 7,818.69 × 3,148.11
4. Step 4: Simplify right side
   5,665.98x = 24,614,096.18
5. Step 5: Solve for x
   x = 24,614,096.18/5,665.98
6. Step 6: Final answer
   x = 4,344.19