Finding the Fourth Proportional to 2,791.50, 4,189.17 and 967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,791.50 : 4,189.17 = 967.50 : x
2. Step 2: Convert to fraction form
   2,791.50/4,189.17 = 967.50/x
3. Step 3: Cross multiply
   2,791.50x = 4,189.17 × 967.50
4. Step 4: Simplify right side
   2,791.50x = 4,053,021.98
5. Step 5: Solve for x
   x = 4,053,021.98/2,791.50
6. Step 6: Final answer
   x = 1,451.92