Finding the Fourth Proportional to 10,049.99, 13,868.31 and 5,573.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,049.99 : 13,868.31 = 5,573.57 : x
2. Step 2: Convert to fraction form
   10,049.99/13,868.31 = 5,573.57/x
3. Step 3: Cross multiply
   10,049.99x = 13,868.31 × 5,573.57
4. Step 4: Simplify right side
   10,049.99x = 77,295,996.57
5. Step 5: Solve for x
   x = 77,295,996.57/10,049.99
6. Step 6: Final answer
   x = 7,691.15