Finding the Fourth Proportional to 6,786.72, 10,178.91 and 2,042.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,786.72 : 10,178.91 = 2,042.82 : x
2. Step 2: Convert to fraction form
   6,786.72/10,178.91 = 2,042.82/x
3. Step 3: Cross multiply
   6,786.72x = 10,178.91 × 2,042.82
4. Step 4: Simplify right side
   6,786.72x = 20,793,680.93
5. Step 5: Solve for x
   x = 20,793,680.93/6,786.72
6. Step 6: Final answer
   x = 3,063.88