Finding the Fourth Proportional to 5,780.01, 7,976.42 and 3,127.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,780.01 : 7,976.42 = 3,127.41 : x
2. Step 2: Convert to fraction form
   5,780.01/7,976.42 = 3,127.41/x
3. Step 3: Cross multiply
   5,780.01x = 7,976.42 × 3,127.41
4. Step 4: Simplify right side
   5,780.01x = 24,945,520.04
5. Step 5: Solve for x
   x = 24,945,520.04/5,780.01
6. Step 6: Final answer
   x = 4,315.83