Finding the Fourth Proportional to 1,454.23, 2,005.82 and 956.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.23 : 2,005.82 = 956.71 : x
2. Step 2: Convert to fraction form
   1,454.23/2,005.82 = 956.71/x
3. Step 3: Cross multiply
   1,454.23x = 2,005.82 × 956.71
4. Step 4: Simplify right side
   1,454.23x = 1,918,983.27
5. Step 5: Solve for x
   x = 1,918,983.27/1,454.23
6. Step 6: Final answer
   x = 1,319.59