Finding the Fourth Proportional to 7,011.94, 10,517.68 and 2,850.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,011.94 : 10,517.68 = 2,850.72 : x
2. Step 2: Convert to fraction form
   7,011.94/10,517.68 = 2,850.72/x
3. Step 3: Cross multiply
   7,011.94x = 10,517.68 × 2,850.72
4. Step 4: Simplify right side
   7,011.94x = 29,982,960.73
5. Step 5: Solve for x
   x = 29,982,960.73/7,011.94
6. Step 6: Final answer
   x = 4,275.99