Finding the Fourth Proportional to 5,401.07, 7,456.91 and 4,408.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.07 : 7,456.91 = 4,408.71 : x
2. Step 2: Convert to fraction form
   5,401.07/7,456.91 = 4,408.71/x
3. Step 3: Cross multiply
   5,401.07x = 7,456.91 × 4,408.71
4. Step 4: Simplify right side
   5,401.07x = 32,875,353.69
5. Step 5: Solve for x
   x = 32,875,353.69/5,401.07
6. Step 6: Final answer
   x = 6,086.82