Finding the Fourth Proportional to 6,786.24, 10,182.72 and 5,007.36

Step by Step Solution

1. Step 1: Write the proportion equation
   6,786.24 : 10,182.72 = 5,007.36 : x
2. Step 2: Convert to fraction form
   6,786.24/10,182.72 = 5,007.36/x
3. Step 3: Cross multiply
   6,786.24x = 10,182.72 × 5,007.36
4. Step 4: Simplify right side
   6,786.24x = 50,988,544.82
5. Step 5: Solve for x
   x = 50,988,544.82/6,786.24
6. Step 6: Final answer
   x = 7,513.52