Finding the Fourth Proportional to 6,608.91, 9,120.39 and 3,624.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,608.91 : 9,120.39 = 3,624.72 : x
2. Step 2: Convert to fraction form
   6,608.91/9,120.39 = 3,624.72/x
3. Step 3: Cross multiply
   6,608.91x = 9,120.39 × 3,624.72
4. Step 4: Simplify right side
   6,608.91x = 33,058,860.04
5. Step 5: Solve for x
   x = 33,058,860.04/6,608.91
6. Step 6: Final answer
   x = 5,002.17