Finding the Fourth Proportional to 2,842.48, 3,923.94 and 2,003.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,842.48 : 3,923.94 = 2,003.86 : x
2. Step 2: Convert to fraction form
   2,842.48/3,923.94 = 2,003.86/x
3. Step 3: Cross multiply
   2,842.48x = 3,923.94 × 2,003.86
4. Step 4: Simplify right side
   2,842.48x = 7,863,026.41
5. Step 5: Solve for x
   x = 7,863,026.41/2,842.48
6. Step 6: Final answer
   x = 2,766.26