Finding the Fourth Proportional to 9,344.89, 12,896.98 and 5,759.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,344.89 : 12,896.98 = 5,759.12 : x
2. Step 2: Convert to fraction form
   9,344.89/12,896.98 = 5,759.12/x
3. Step 3: Cross multiply
   9,344.89x = 12,896.98 × 5,759.12
4. Step 4: Simplify right side
   9,344.89x = 74,275,273.30
5. Step 5: Solve for x
   x = 74,275,273.30/9,344.89
6. Step 6: Final answer
   x = 7,948.22