Finding the Fourth Proportional to 6,522.47, 9,002.61 and 4,005.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,522.47 : 9,002.61 = 4,005.18 : x
2. Step 2: Convert to fraction form
   6,522.47/9,002.61 = 4,005.18/x
3. Step 3: Cross multiply
   6,522.47x = 9,002.61 × 4,005.18
4. Step 4: Simplify right side
   6,522.47x = 36,057,073.52
5. Step 5: Solve for x
   x = 36,057,073.52/6,522.47
6. Step 6: Final answer
   x = 5,528.14