Finding the Fourth Proportional to 2,076.99, 3,116.27 and 844.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.99 : 3,116.27 = 844.72 : x
2. Step 2: Convert to fraction form
   2,076.99/3,116.27 = 844.72/x
3. Step 3: Cross multiply
   2,076.99x = 3,116.27 × 844.72
4. Step 4: Simplify right side
   2,076.99x = 2,632,375.59
5. Step 5: Solve for x
   x = 2,632,375.59/2,076.99
6. Step 6: Final answer
   x = 1,267.40