Finding the Fourth Proportional to 2,050.85, 3,077.18 and 1,076.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.85 : 3,077.18 = 1,076.72 : x
2. Step 2: Convert to fraction form
   2,050.85/3,077.18 = 1,076.72/x
3. Step 3: Cross multiply
   2,050.85x = 3,077.18 × 1,076.72
4. Step 4: Simplify right side
   2,050.85x = 3,313,261.25
5. Step 5: Solve for x
   x = 3,313,261.25/2,050.85
6. Step 6: Final answer
   x = 1,615.56