Finding the Fourth Proportional to 9,647.58, 13,314.30 and 5,399.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,647.58 : 13,314.30 = 5,399.04 : x
2. Step 2: Convert to fraction form
   9,647.58/13,314.30 = 5,399.04/x
3. Step 3: Cross multiply
   9,647.58x = 13,314.30 × 5,399.04
4. Step 4: Simplify right side
   9,647.58x = 71,884,438.27
5. Step 5: Solve for x
   x = 71,884,438.27/9,647.58
6. Step 6: Final answer
   x = 7,451.03