Finding the Fourth Proportional to 9,607.30, 13,257.81 and 5,358.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,607.30 : 13,257.81 = 5,358.49 : x
2. Step 2: Convert to fraction form
   9,607.30/13,257.81 = 5,358.49/x
3. Step 3: Cross multiply
   9,607.30x = 13,257.81 × 5,358.49
4. Step 4: Simplify right side
   9,607.30x = 71,041,842.31
5. Step 5: Solve for x
   x = 71,041,842.31/9,607.30
6. Step 6: Final answer
   x = 7,394.57