Finding the Fourth Proportional to 6,600.72, 9,107.04 and 3,768

Step by Step Solution

1. Step 1: Write the proportion equation
   6,600.72 : 9,107.04 = 3,768 : x
2. Step 2: Convert to fraction form
   6,600.72/9,107.04 = 3,768/x
3. Step 3: Cross multiply
   6,600.72x = 9,107.04 × 3,768
4. Step 4: Simplify right side
   6,600.72x = 34,315,326.72
5. Step 5: Solve for x
   x = 34,315,326.72/6,600.72
6. Step 6: Final answer
   x = 5,198.72