Finding the Fourth Proportional to 7,469.22, 10,310.71 and 5,317.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,469.22 : 10,310.71 = 5,317.15 : x
2. Step 2: Convert to fraction form
   7,469.22/10,310.71 = 5,317.15/x
3. Step 3: Cross multiply
   7,469.22x = 10,310.71 × 5,317.15
4. Step 4: Simplify right side
   7,469.22x = 54,823,565.09
5. Step 5: Solve for x
   x = 54,823,565.09/7,469.22
6. Step 6: Final answer
   x = 7,339.94