Finding the Fourth Proportional to 10,028.88, 13,839.33 and 5,552.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028.88 : 13,839.33 = 5,552.55 : x
2. Step 2: Convert to fraction form
   10,028.88/13,839.33 = 5,552.55/x
3. Step 3: Cross multiply
   10,028.88x = 13,839.33 × 5,552.55
4. Step 4: Simplify right side
   10,028.88x = 76,843,571.79
5. Step 5: Solve for x
   x = 76,843,571.79/10,028.88
6. Step 6: Final answer
   x = 7,662.23