Finding the Fourth Proportional to 5,380.82, 7,425.33 and 3,022.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,380.82 : 7,425.33 = 3,022.91 : x
2. Step 2: Convert to fraction form
   5,380.82/7,425.33 = 3,022.91/x
3. Step 3: Cross multiply
   5,380.82x = 7,425.33 × 3,022.91
4. Step 4: Simplify right side
   5,380.82x = 22,446,104.31
5. Step 5: Solve for x
   x = 22,446,104.31/5,380.82
6. Step 6: Final answer
   x = 4,171.50