Finding the Fourth Proportional to 1,114.68, 1,667.76 and 958.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114.68 : 1,667.76 = 958.44 : x
2. Step 2: Convert to fraction form
   1,114.68/1,667.76 = 958.44/x
3. Step 3: Cross multiply
   1,114.68x = 1,667.76 × 958.44
4. Step 4: Simplify right side
   1,114.68x = 1,598,447.89
5. Step 5: Solve for x
   x = 1,598,447.89/1,114.68
6. Step 6: Final answer
   x = 1,434.00