Finding the Fourth Proportional to 3,519.46, 5,275.06 and 1,958.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,519.46 : 5,275.06 = 1,958.72 : x
2. Step 2: Convert to fraction form
   3,519.46/5,275.06 = 1,958.72/x
3. Step 3: Cross multiply
   3,519.46x = 5,275.06 × 1,958.72
4. Step 4: Simplify right side
   3,519.46x = 10,332,365.52
5. Step 5: Solve for x
   x = 10,332,365.52/3,519.46
6. Step 6: Final answer
   x = 2,935.78