Finding the Fourth Proportional to 1,743.96, 2,406.72 and 958.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,743.96 : 2,406.72 = 958.06 : x
2. Step 2: Convert to fraction form
   1,743.96/2,406.72 = 958.06/x
3. Step 3: Cross multiply
   1,743.96x = 2,406.72 × 958.06
4. Step 4: Simplify right side
   1,743.96x = 2,305,782.16
5. Step 5: Solve for x
   x = 2,305,782.16/1,743.96
6. Step 6: Final answer
   x = 1,322.15