Finding the Fourth Proportional to 1,208.27, 1,667.39 and 704.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,208.27 : 1,667.39 = 704.22 : x
2. Step 2: Convert to fraction form
   1,208.27/1,667.39 = 704.22/x
3. Step 3: Cross multiply
   1,208.27x = 1,667.39 × 704.22
4. Step 4: Simplify right side
   1,208.27x = 1,174,211.15
5. Step 5: Solve for x
   x = 1,174,211.15/1,208.27
6. Step 6: Final answer
   x = 971.81