Finding the Fourth Proportional to 6,123.27, 9,179.76 and 2,838.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123.27 : 9,179.76 = 2,838.72 : x
2. Step 2: Convert to fraction form
   6,123.27/9,179.76 = 2,838.72/x
3. Step 3: Cross multiply
   6,123.27x = 9,179.76 × 2,838.72
4. Step 4: Simplify right side
   6,123.27x = 26,058,768.31
5. Step 5: Solve for x
   x = 26,058,768.31/6,123.27
6. Step 6: Final answer
   x = 4,255.69