Finding the Fourth Proportional to 9,574.52, 13,212.58 and 5,383.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,574.52 : 13,212.58 = 5,383.04 : x
2. Step 2: Convert to fraction form
   9,574.52/13,212.58 = 5,383.04/x
3. Step 3: Cross multiply
   9,574.52x = 13,212.58 × 5,383.04
4. Step 4: Simplify right side
   9,574.52x = 71,123,846.64
5. Step 5: Solve for x
   x = 71,123,846.64/9,574.52
6. Step 6: Final answer
   x = 7,428.45