Finding the Fourth Proportional to 9,944.96, 13,723.52 and 5,469.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,944.96 : 13,723.52 = 5,469.28 : x
2. Step 2: Convert to fraction form
   9,944.96/13,723.52 = 5,469.28/x
3. Step 3: Cross multiply
   9,944.96x = 13,723.52 × 5,469.28
4. Step 4: Simplify right side
   9,944.96x = 75,057,773.47
5. Step 5: Solve for x
   x = 75,057,773.47/9,944.96
6. Step 6: Final answer
   x = 7,547.32