Finding the Fourth Proportional to 9,944.98, 13,724.38 and 5,696.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,944.98 : 13,724.38 = 5,696.06 : x
2. Step 2: Convert to fraction form
   9,944.98/13,724.38 = 5,696.06/x
3. Step 3: Cross multiply
   9,944.98x = 13,724.38 × 5,696.06
4. Step 4: Simplify right side
   9,944.98x = 78,174,891.94
5. Step 5: Solve for x
   x = 78,174,891.94/9,944.98
6. Step 6: Final answer
   x = 7,860.74