Finding the Fourth Proportional to 1,742.36, 2,404.37 and 956.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.36 : 2,404.37 = 956.39 : x
2. Step 2: Convert to fraction form
   1,742.36/2,404.37 = 956.39/x
3. Step 3: Cross multiply
   1,742.36x = 2,404.37 × 956.39
4. Step 4: Simplify right side
   1,742.36x = 2,299,498.62
5. Step 5: Solve for x
   x = 2,299,498.62/1,742.36
6. Step 6: Final answer
   x = 1,319.76