Finding the Fourth Proportional to 2,016.67, 3,010.42 and 1,872.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.67 : 3,010.42 = 1,872.49 : x
2. Step 2: Convert to fraction form
   2,016.67/3,010.42 = 1,872.49/x
3. Step 3: Cross multiply
   2,016.67x = 3,010.42 × 1,872.49
4. Step 4: Simplify right side
   2,016.67x = 5,636,976.66
5. Step 5: Solve for x
   x = 5,636,976.66/2,016.67
6. Step 6: Final answer
   x = 2,795.19