Finding the Fourth Proportional to 9,847.43, 13,589.15 and 5,371.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,847.43 : 13,589.15 = 5,371.27 : x
2. Step 2: Convert to fraction form
   9,847.43/13,589.15 = 5,371.27/x
3. Step 3: Cross multiply
   9,847.43x = 13,589.15 × 5,371.27
4. Step 4: Simplify right side
   9,847.43x = 72,990,993.72
5. Step 5: Solve for x
   x = 72,990,993.72/9,847.43
6. Step 6: Final answer
   x = 7,412.19