Finding the Fourth Proportional to 10,049.78, 13,868.62 and 5,573.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,049.78 : 13,868.62 = 5,573.54 : x
2. Step 2: Convert to fraction form
   10,049.78/13,868.62 = 5,573.54/x
3. Step 3: Cross multiply
   10,049.78x = 13,868.62 × 5,573.54
4. Step 4: Simplify right side
   10,049.78x = 77,297,308.31
5. Step 5: Solve for x
   x = 77,297,308.31/10,049.78
6. Step 6: Final answer
   x = 7,691.44