Finding the Fourth Proportional to 6,139.44, 8,478.24 and 4,044.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,139.44 : 8,478.24 = 4,044.72 : x
2. Step 2: Convert to fraction form
   6,139.44/8,478.24 = 4,044.72/x
3. Step 3: Cross multiply
   6,139.44x = 8,478.24 × 4,044.72
4. Step 4: Simplify right side
   6,139.44x = 34,292,106.89
5. Step 5: Solve for x
   x = 34,292,106.89/6,139.44
6. Step 6: Final answer
   x = 5,585.54