Finding the Fourth Proportional to 4,168.43, 5,740.76 and 4,077.71

Step by Step Solution

1. Step 1: Write the proportion equation
   4,168.43 : 5,740.76 = 4,077.71 : x
2. Step 2: Convert to fraction form
   4,168.43/5,740.76 = 4,077.71/x
3. Step 3: Cross multiply
   4,168.43x = 5,740.76 × 4,077.71
4. Step 4: Simplify right side
   4,168.43x = 23,409,154.46
5. Step 5: Solve for x
   x = 23,409,154.46/4,168.43
6. Step 6: Final answer
   x = 5,615.82