Finding the Fourth Proportional to 1,742.63, 2,404.83 and 956.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.63 : 2,404.83 = 956.73 : x
2. Step 2: Convert to fraction form
   1,742.63/2,404.83 = 956.73/x
3. Step 3: Cross multiply
   1,742.63x = 2,404.83 × 956.73
4. Step 4: Simplify right side
   1,742.63x = 2,300,760.98
5. Step 5: Solve for x
   x = 2,300,760.98/1,742.63
6. Step 6: Final answer
   x = 1,320.28