Finding the Fourth Proportional to 5,490.27, 8,221.37 and 3,022.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,490.27 : 8,221.37 = 3,022.38 : x
2. Step 2: Convert to fraction form
   5,490.27/8,221.37 = 3,022.38/x
3. Step 3: Cross multiply
   5,490.27x = 8,221.37 × 3,022.38
4. Step 4: Simplify right side
   5,490.27x = 24,848,089.15
5. Step 5: Solve for x
   x = 24,848,089.15/5,490.27
6. Step 6: Final answer
   x = 4,525.84