Finding the Fourth Proportional to 2,761.89, 4,142.07 and 1,373.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,761.89 : 4,142.07 = 1,373.91 : x
2. Step 2: Convert to fraction form
   2,761.89/4,142.07 = 1,373.91/x
3. Step 3: Cross multiply
   2,761.89x = 4,142.07 × 1,373.91
4. Step 4: Simplify right side
   2,761.89x = 5,690,831.39
5. Step 5: Solve for x
   x = 5,690,831.39/2,761.89
6. Step 6: Final answer
   x = 2,060.48