Finding the Fourth Proportional to 7,048.87, 9,727.33 and 3,862.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,048.87 : 9,727.33 = 3,862.15 : x
2. Step 2: Convert to fraction form
   7,048.87/9,727.33 = 3,862.15/x
3. Step 3: Cross multiply
   7,048.87x = 9,727.33 × 3,862.15
4. Step 4: Simplify right side
   7,048.87x = 37,568,407.56
5. Step 5: Solve for x
   x = 37,568,407.56/7,048.87
6. Step 6: Final answer
   x = 5,329.71