Finding the Fourth Proportional to 2,077.35, 3,116.45 and 844.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.35 : 3,116.45 = 844.76 : x
2. Step 2: Convert to fraction form
   2,077.35/3,116.45 = 844.76/x
3. Step 3: Cross multiply
   2,077.35x = 3,116.45 × 844.76
4. Step 4: Simplify right side
   2,077.35x = 2,632,652.30
5. Step 5: Solve for x
   x = 2,632,652.30/2,077.35
6. Step 6: Final answer
   x = 1,267.31