Finding the Fourth Proportional to 1,742.73, 2,405.00 and 956.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.73 : 2,405.00 = 956.73 : x
2. Step 2: Convert to fraction form
   1,742.73/2,405.00 = 956.73/x
3. Step 3: Cross multiply
   1,742.73x = 2,405.00 × 956.73
4. Step 4: Simplify right side
   1,742.73x = 2,300,930.87
5. Step 5: Solve for x
   x = 2,300,930.87/1,742.73
6. Step 6: Final answer
   x = 1,320.30