Finding the Fourth Proportional to 5,401.04, 8,105.28 and 3,553.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.04 : 8,105.28 = 3,553.04 : x
2. Step 2: Convert to fraction form
   5,401.04/8,105.28 = 3,553.04/x
3. Step 3: Cross multiply
   5,401.04x = 8,105.28 × 3,553.04
4. Step 4: Simplify right side
   5,401.04x = 28,798,384.05
5. Step 5: Solve for x
   x = 28,798,384.05/5,401.04
6. Step 6: Final answer
   x = 5,332.01