Finding the Fourth Proportional to 9,632.40, 13,291.59 and 5,383.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,632.40 : 13,291.59 = 5,383.47 : x
2. Step 2: Convert to fraction form
   9,632.40/13,291.59 = 5,383.47/x
3. Step 3: Cross multiply
   9,632.40x = 13,291.59 × 5,383.47
4. Step 4: Simplify right side
   9,632.40x = 71,554,908.67
5. Step 5: Solve for x
   x = 71,554,908.67/9,632.40
6. Step 6: Final answer
   x = 7,428.56