Finding the Fourth Proportional to 2,711.98, 4,069.10 and 957.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711.98 : 4,069.10 = 957.22 : x
2. Step 2: Convert to fraction form
   2,711.98/4,069.10 = 957.22/x
3. Step 3: Cross multiply
   2,711.98x = 4,069.10 × 957.22
4. Step 4: Simplify right side
   2,711.98x = 3,895,016.12
5. Step 5: Solve for x
   x = 3,895,016.12/2,711.98
6. Step 6: Final answer
   x = 1,436.23