Finding the Fourth Proportional to 1,667.10, 2,300.51 and 958.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.10 : 2,300.51 = 958.44 : x
2. Step 2: Convert to fraction form
   1,667.10/2,300.51 = 958.44/x
3. Step 3: Cross multiply
   1,667.10x = 2,300.51 × 958.44
4. Step 4: Simplify right side
   1,667.10x = 2,204,900.80
5. Step 5: Solve for x
   x = 2,204,900.80/1,667.10
6. Step 6: Final answer
   x = 1,322.60