Finding the Fourth Proportional to 9,847.56, 13,589.58 and 5,371.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,847.56 : 13,589.58 = 5,371.30 : x
2. Step 2: Convert to fraction form
   9,847.56/13,589.58 = 5,371.30/x
3. Step 3: Cross multiply
   9,847.56x = 13,589.58 × 5,371.30
4. Step 4: Simplify right side
   9,847.56x = 72,993,711.05
5. Step 5: Solve for x
   x = 72,993,711.05/9,847.56
6. Step 6: Final answer
   x = 7,412.37