Finding the Fourth Proportional to 2,167.46, 3,248.61 and 849.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167.46 : 3,248.61 = 849.64 : x
2. Step 2: Convert to fraction form
   2,167.46/3,248.61 = 849.64/x
3. Step 3: Cross multiply
   2,167.46x = 3,248.61 × 849.64
4. Step 4: Simplify right side
   2,167.46x = 2,760,143.78
5. Step 5: Solve for x
   x = 2,760,143.78/2,167.46
6. Step 6: Final answer
   x = 1,273.45