Finding the Fourth Proportional to 10,028.37, 13,839.23 and 5,552.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,028.37 : 13,839.23 = 5,552.20 : x
2. Step 2: Convert to fraction form
   10,028.37/13,839.23 = 5,552.20/x
3. Step 3: Cross multiply
   10,028.37x = 13,839.23 × 5,552.20
4. Step 4: Simplify right side
   10,028.37x = 76,838,126.14
5. Step 5: Solve for x
   x = 76,838,126.14/10,028.37
6. Step 6: Final answer
   x = 7,662.07