Finding the Fourth Proportional to 2,042.37, 2,815.98 and 1,727.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.37 : 2,815.98 = 1,727.07 : x
2. Step 2: Convert to fraction form
   2,042.37/2,815.98 = 1,727.07/x
3. Step 3: Cross multiply
   2,042.37x = 2,815.98 × 1,727.07
4. Step 4: Simplify right side
   2,042.37x = 4,863,394.58
5. Step 5: Solve for x
   x = 4,863,394.58/2,042.37
6. Step 6: Final answer
   x = 2,381.25