Finding the Fourth Proportional to 2,655.72, 3,984.96 and 2,010.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655.72 : 3,984.96 = 2,010.42 : x
2. Step 2: Convert to fraction form
   2,655.72/3,984.96 = 2,010.42/x
3. Step 3: Cross multiply
   2,655.72x = 3,984.96 × 2,010.42
4. Step 4: Simplify right side
   2,655.72x = 8,011,443.28
5. Step 5: Solve for x
   x = 8,011,443.28/2,655.72
6. Step 6: Final answer
   x = 3,016.67