Finding the Fourth Proportional to 1,667.36, 2,301.02 and 968.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.36 : 2,301.02 = 968.80 : x
2. Step 2: Convert to fraction form
   1,667.36/2,301.02 = 968.80/x
3. Step 3: Cross multiply
   1,667.36x = 2,301.02 × 968.80
4. Step 4: Simplify right side
   1,667.36x = 2,229,228.18
5. Step 5: Solve for x
   x = 2,229,228.18/1,667.36
6. Step 6: Final answer
   x = 1,336.98