Finding the Fourth Proportional to 1,743.48, 2,406.06 and 957.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,743.48 : 2,406.06 = 957.56 : x
2. Step 2: Convert to fraction form
   1,743.48/2,406.06 = 957.56/x
3. Step 3: Cross multiply
   1,743.48x = 2,406.06 × 957.56
4. Step 4: Simplify right side
   1,743.48x = 2,303,934.78
5. Step 5: Solve for x
   x = 2,303,934.78/1,743.48
6. Step 6: Final answer
   x = 1,321.46