Finding the Fourth Proportional to 7,076.11, 10,605.15 and 2,911.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,076.11 : 10,605.15 = 2,911.42 : x
2. Step 2: Convert to fraction form
   7,076.11/10,605.15 = 2,911.42/x
3. Step 3: Cross multiply
   7,076.11x = 10,605.15 × 2,911.42
4. Step 4: Simplify right side
   7,076.11x = 30,876,045.81
5. Step 5: Solve for x
   x = 30,876,045.81/7,076.11
6. Step 6: Final answer
   x = 4,363.42