Finding the Fourth Proportional to 5,363.60, 7,401.72 and 3,005.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,363.60 : 7,401.72 = 3,005.76 : x
2. Step 2: Convert to fraction form
   5,363.60/7,401.72 = 3,005.76/x
3. Step 3: Cross multiply
   5,363.60x = 7,401.72 × 3,005.76
4. Step 4: Simplify right side
   5,363.60x = 22,247,793.91
5. Step 5: Solve for x
   x = 22,247,793.91/5,363.60
6. Step 6: Final answer
   x = 4,147.92