Finding the Fourth Proportional to 2,516.87, 3,776.22 and 957.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.87 : 3,776.22 = 957.42 : x
2. Step 2: Convert to fraction form
   2,516.87/3,776.22 = 957.42/x
3. Step 3: Cross multiply
   2,516.87x = 3,776.22 × 957.42
4. Step 4: Simplify right side
   2,516.87x = 3,615,428.55
5. Step 5: Solve for x
   x = 3,615,428.55/2,516.87
6. Step 6: Final answer
   x = 1,436.48