Finding the Fourth Proportional to 9,574.62, 13,211.55 and 5,382.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,574.62 : 13,211.55 = 5,382.06 : x
2. Step 2: Convert to fraction form
   9,574.62/13,211.55 = 5,382.06/x
3. Step 3: Cross multiply
   9,574.62x = 13,211.55 × 5,382.06
4. Step 4: Simplify right side
   9,574.62x = 71,105,354.79
5. Step 5: Solve for x
   x = 71,105,354.79/9,574.62
6. Step 6: Final answer
   x = 7,426.44