Finding the Fourth Proportional to 10,028.36, 13,838.95 and 5,552.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028.36 : 13,838.95 = 5,552.09 : x
2. Step 2: Convert to fraction form
   10,028.36/13,838.95 = 5,552.09/x
3. Step 3: Cross multiply
   10,028.36x = 13,838.95 × 5,552.09
4. Step 4: Simplify right side
   10,028.36x = 76,835,163.39
5. Step 5: Solve for x
   x = 76,835,163.39/10,028.36
6. Step 6: Final answer
   x = 7,661.79