Finding the Fourth Proportional to 9,144.27, 13,722.15 and 3,597.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,144.27 : 13,722.15 = 3,597.47 : x
2. Step 2: Convert to fraction form
   9,144.27/13,722.15 = 3,597.47/x
3. Step 3: Cross multiply
   9,144.27x = 13,722.15 × 3,597.47
4. Step 4: Simplify right side
   9,144.27x = 49,365,022.96
5. Step 5: Solve for x
   x = 49,365,022.96/9,144.27
6. Step 6: Final answer
   x = 5,398.47