Finding the Fourth Proportional to 5,401.16, 8,088.69 and 4,469.87

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.16 : 8,088.69 = 4,469.87 : x
2. Step 2: Convert to fraction form
   5,401.16/8,088.69 = 4,469.87/x
3. Step 3: Cross multiply
   5,401.16x = 8,088.69 × 4,469.87
4. Step 4: Simplify right side
   5,401.16x = 36,155,346.54
5. Step 5: Solve for x
   x = 36,155,346.54/5,401.16
6. Step 6: Final answer
   x = 6,693.99