Finding the Fourth Proportional to 9,727.52, 13,423.72 and 5,535.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,727.52 : 13,423.72 = 5,535.52 : x
2. Step 2: Convert to fraction form
   9,727.52/13,423.72 = 5,535.52/x
3. Step 3: Cross multiply
   9,727.52x = 13,423.72 × 5,535.52
4. Step 4: Simplify right side
   9,727.52x = 74,307,270.53
5. Step 5: Solve for x
   x = 74,307,270.53/9,727.52
6. Step 6: Final answer
   x = 7,638.87