Finding the Fourth Proportional to 8,772.88, 12,111.56 and 5,797.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,772.88 : 12,111.56 = 5,797.36 : x
2. Step 2: Convert to fraction form
   8,772.88/12,111.56 = 5,797.36/x
3. Step 3: Cross multiply
   8,772.88x = 12,111.56 × 5,797.36
4. Step 4: Simplify right side
   8,772.88x = 70,215,073.48
5. Step 5: Solve for x
   x = 70,215,073.48/8,772.88
6. Step 6: Final answer
   x = 8,003.65