Finding the Fourth Proportional to 2,007.67, 3,010.41 and 1,118.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.67 : 3,010.41 = 1,118.47 : x
2. Step 2: Convert to fraction form
   2,007.67/3,010.41 = 1,118.47/x
3. Step 3: Cross multiply
   2,007.67x = 3,010.41 × 1,118.47
4. Step 4: Simplify right side
   2,007.67x = 3,367,053.27
5. Step 5: Solve for x
   x = 3,367,053.27/2,007.67
6. Step 6: Final answer
   x = 1,677.09