Finding the Fourth Proportional to 6,076.94, 9,111.20 and 3,108.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,076.94 : 9,111.20 = 3,108.10 : x
2. Step 2: Convert to fraction form
   6,076.94/9,111.20 = 3,108.10/x
3. Step 3: Cross multiply
   6,076.94x = 9,111.20 × 3,108.10
4. Step 4: Simplify right side
   6,076.94x = 28,318,520.72
5. Step 5: Solve for x
   x = 28,318,520.72/6,076.94
6. Step 6: Final answer
   x = 4,660.00