Finding the Fourth Proportional to 8,002.62, 11,031.04 and 5,480.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,002.62 : 11,031.04 = 5,480.37 : x
2. Step 2: Convert to fraction form
   8,002.62/11,031.04 = 5,480.37/x
3. Step 3: Cross multiply
   8,002.62x = 11,031.04 × 5,480.37
4. Step 4: Simplify right side
   8,002.62x = 60,454,166.98
5. Step 5: Solve for x
   x = 60,454,166.98/8,002.62
6. Step 6: Final answer
   x = 7,554.30