Finding the Fourth Proportional to 6,076.62, 9,111.89 and 2,786.91

Step by Step Solution

1. Step 1: Write the proportion equation
   6,076.62 : 9,111.89 = 2,786.91 : x
2. Step 2: Convert to fraction form
   6,076.62/9,111.89 = 2,786.91/x
3. Step 3: Cross multiply
   6,076.62x = 9,111.89 × 2,786.91
4. Step 4: Simplify right side
   6,076.62x = 25,393,990.16
5. Step 5: Solve for x
   x = 25,393,990.16/6,076.62
6. Step 6: Final answer
   x = 4,178.97