Finding the Fourth Proportional to 9,332.42, 12,878.52 and 5,353.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,332.42 : 12,878.52 = 5,353.27 : x
2. Step 2: Convert to fraction form
   9,332.42/12,878.52 = 5,353.27/x
3. Step 3: Cross multiply
   9,332.42x = 12,878.52 × 5,353.27
4. Step 4: Simplify right side
   9,332.42x = 68,942,103.60
5. Step 5: Solve for x
   x = 68,942,103.60/9,332.42
6. Step 6: Final answer
   x = 7,387.38