Finding the Fourth Proportional to 9,647.24, 13,313.37 and 5,455.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,647.24 : 13,313.37 = 5,455.49 : x
2. Step 2: Convert to fraction form
   9,647.24/13,313.37 = 5,455.49/x
3. Step 3: Cross multiply
   9,647.24x = 13,313.37 × 5,455.49
4. Step 4: Simplify right side
   9,647.24x = 72,630,890.33
5. Step 5: Solve for x
   x = 72,630,890.33/9,647.24
6. Step 6: Final answer
   x = 7,528.67