Finding the Fourth Proportional to 3,714.38, 5,127.98 and 2,775.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,714.38 : 5,127.98 = 2,775.33 : x
2. Step 2: Convert to fraction form
   3,714.38/5,127.98 = 2,775.33/x
3. Step 3: Cross multiply
   3,714.38x = 5,127.98 × 2,775.33
4. Step 4: Simplify right side
   3,714.38x = 14,231,822.86
5. Step 5: Solve for x
   x = 14,231,822.86/3,714.38
6. Step 6: Final answer
   x = 3,831.55