Finding the Fourth Proportional to 5,494.91, 7,572.69 and 3,920.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,494.91 : 7,572.69 = 3,920.27 : x
2. Step 2: Convert to fraction form
   5,494.91/7,572.69 = 3,920.27/x
3. Step 3: Cross multiply
   5,494.91x = 7,572.69 × 3,920.27
4. Step 4: Simplify right side
   5,494.91x = 29,686,951.56
5. Step 5: Solve for x
   x = 29,686,951.56/5,494.91
6. Step 6: Final answer
   x = 5,402.63