Finding the Fourth Proportional to 9,793.72, 13,515.34 and 5,317.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,793.72 : 13,515.34 = 5,317.47 : x
2. Step 2: Convert to fraction form
   9,793.72/13,515.34 = 5,317.47/x
3. Step 3: Cross multiply
   9,793.72x = 13,515.34 × 5,317.47
4. Step 4: Simplify right side
   9,793.72x = 71,867,401.70
5. Step 5: Solve for x
   x = 71,867,401.70/9,793.72
6. Step 6: Final answer
   x = 7,338.11