Finding the Fourth Proportional to 2,007.98, 3,012.00 and 708.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.98 : 3,012.00 = 708.54 : x
2. Step 2: Convert to fraction form
   2,007.98/3,012.00 = 708.54/x
3. Step 3: Cross multiply
   2,007.98x = 3,012.00 × 708.54
4. Step 4: Simplify right side
   2,007.98x = 2,134,119.82
5. Step 5: Solve for x
   x = 2,134,119.82/2,007.98
6. Step 6: Final answer
   x = 1,062.82