Finding the Fourth Proportional to 7,019.14, 10,519.58 and 2,854.29

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.14 : 10,519.58 = 2,854.29 : x
2. Step 2: Convert to fraction form
   7,019.14/10,519.58 = 2,854.29/x
3. Step 3: Cross multiply
   7,019.14x = 10,519.58 × 2,854.29
4. Step 4: Simplify right side
   7,019.14x = 30,025,917.73
5. Step 5: Solve for x
   x = 30,025,917.73/7,019.14
6. Step 6: Final answer
   x = 4,277.72