Finding the Fourth Proportional to 8,499.12, 12,747.84 and 2,655.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499.12 : 12,747.84 = 2,655.54 : x
2. Step 2: Convert to fraction form
   8,499.12/12,747.84 = 2,655.54/x
3. Step 3: Cross multiply
   8,499.12x = 12,747.84 × 2,655.54
4. Step 4: Simplify right side
   8,499.12x = 33,852,399.03
5. Step 5: Solve for x
   x = 33,852,399.03/8,499.12
6. Step 6: Final answer
   x = 3,983.05