Finding the Fourth Proportional to 9,644.12, 13,307.46 and 5,452.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,644.12 : 13,307.46 = 5,452.28 : x
2. Step 2: Convert to fraction form
   9,644.12/13,307.46 = 5,452.28/x
3. Step 3: Cross multiply
   9,644.12x = 13,307.46 × 5,452.28
4. Step 4: Simplify right side
   9,644.12x = 72,555,998.01
5. Step 5: Solve for x
   x = 72,555,998.01/9,644.12
6. Step 6: Final answer
   x = 7,523.34