Finding the Fourth Proportional to 9,606.69, 13,257.30 and 5,358.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,606.69 : 13,257.30 = 5,358.03 : x
2. Step 2: Convert to fraction form
   9,606.69/13,257.30 = 5,358.03/x
3. Step 3: Cross multiply
   9,606.69x = 13,257.30 × 5,358.03
4. Step 4: Simplify right side
   9,606.69x = 71,033,011.12
5. Step 5: Solve for x
   x = 71,033,011.12/9,606.69
6. Step 6: Final answer
   x = 7,394.12