Finding the Fourth Proportional to 2,010.18, 3,016.08 and 712.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.18 : 3,016.08 = 712.56 : x
2. Step 2: Convert to fraction form
   2,010.18/3,016.08 = 712.56/x
3. Step 3: Cross multiply
   2,010.18x = 3,016.08 × 712.56
4. Step 4: Simplify right side
   2,010.18x = 2,149,137.96
5. Step 5: Solve for x
   x = 2,149,137.96/2,010.18
6. Step 6: Final answer
   x = 1,069.13