Finding the Fourth Proportional to 1,742.76, 2,404.98 and 956.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.76 : 2,404.98 = 956.79 : x
2. Step 2: Convert to fraction form
   1,742.76/2,404.98 = 956.79/x
3. Step 3: Cross multiply
   1,742.76x = 2,404.98 × 956.79
4. Step 4: Simplify right side
   1,742.76x = 2,301,060.81
5. Step 5: Solve for x
   x = 2,301,060.81/1,742.76
6. Step 6: Final answer
   x = 1,320.35