Finding the Fourth Proportional to 2,310.78, 3,466.51 and 849.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.78 : 3,466.51 = 849.82 : x
2. Step 2: Convert to fraction form
   2,310.78/3,466.51 = 849.82/x
3. Step 3: Cross multiply
   2,310.78x = 3,466.51 × 849.82
4. Step 4: Simplify right side
   2,310.78x = 2,945,900.27
5. Step 5: Solve for x
   x = 2,945,900.27/2,310.78
6. Step 6: Final answer
   x = 1,274.85