Finding the Fourth Proportional to 6,042.87, 8,339.76 and 4,057.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,042.87 : 8,339.76 = 4,057.56 : x
2. Step 2: Convert to fraction form
   6,042.87/8,339.76 = 4,057.56/x
3. Step 3: Cross multiply
   6,042.87x = 8,339.76 × 4,057.56
4. Step 4: Simplify right side
   6,042.87x = 33,839,076.59
5. Step 5: Solve for x
   x = 33,839,076.59/6,042.87
6. Step 6: Final answer
   x = 5,599.84