Finding the Fourth Proportional to 2,077.50, 3,116.31 and 844.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.50 : 3,116.31 = 844.68 : x
2. Step 2: Convert to fraction form
   2,077.50/3,116.31 = 844.68/x
3. Step 3: Cross multiply
   2,077.50x = 3,116.31 × 844.68
4. Step 4: Simplify right side
   2,077.50x = 2,632,284.73
5. Step 5: Solve for x
   x = 2,632,284.73/2,077.50
6. Step 6: Final answer
   x = 1,267.04