Finding the Fourth Proportional to 9,794.18, 13,515.90 and 5,317.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,794.18 : 13,515.90 = 5,317.89 : x
2. Step 2: Convert to fraction form
   9,794.18/13,515.90 = 5,317.89/x
3. Step 3: Cross multiply
   9,794.18x = 13,515.90 × 5,317.89
4. Step 4: Simplify right side
   9,794.18x = 71,876,069.45
5. Step 5: Solve for x
   x = 71,876,069.45/9,794.18
6. Step 6: Final answer
   x = 7,338.65