Finding the Fourth Proportional to 7,049.49, 9,728.18 and 3,862.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,049.49 : 9,728.18 = 3,862.76 : x
2. Step 2: Convert to fraction form
   7,049.49/9,728.18 = 3,862.76/x
3. Step 3: Cross multiply
   7,049.49x = 9,728.18 × 3,862.76
4. Step 4: Simplify right side
   7,049.49x = 37,577,556.62
5. Step 5: Solve for x
   x = 37,577,556.62/7,049.49
6. Step 6: Final answer
   x = 5,330.54