Finding the Fourth Proportional to 9,928.37, 13,701.32 and 5,452.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,928.37 : 13,701.32 = 5,452.31 : x
2. Step 2: Convert to fraction form
   9,928.37/13,701.32 = 5,452.31/x
3. Step 3: Cross multiply
   9,928.37x = 13,701.32 × 5,452.31
4. Step 4: Simplify right side
   9,928.37x = 74,703,871.49
5. Step 5: Solve for x
   x = 74,703,871.49/9,928.37
6. Step 6: Final answer
   x = 7,524.28