Finding the Fourth Proportional to 10,028.28, 13,839.54 and 5,552.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028.28 : 13,839.54 = 5,552.53 : x
2. Step 2: Convert to fraction form
   10,028.28/13,839.54 = 5,552.53/x
3. Step 3: Cross multiply
   10,028.28x = 13,839.54 × 5,552.53
4. Step 4: Simplify right side
   10,028.28x = 76,844,436.85
5. Step 5: Solve for x
   x = 76,844,436.85/10,028.28
6. Step 6: Final answer
   x = 7,662.77