Finding the Fourth Proportional to 4,156.18, 5,760.28 and 4,078.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,156.18 : 5,760.28 = 4,078.42 : x
2. Step 2: Convert to fraction form
   4,156.18/5,760.28 = 4,078.42/x
3. Step 3: Cross multiply
   4,156.18x = 5,760.28 × 4,078.42
4. Step 4: Simplify right side
   4,156.18x = 23,492,831.85
5. Step 5: Solve for x
   x = 23,492,831.85/4,156.18
6. Step 6: Final answer
   x = 5,652.51