Finding the Fourth Proportional to 2,175.94, 3,258.84 and 1,076.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.94 : 3,258.84 = 1,076.77 : x
2. Step 2: Convert to fraction form
   2,175.94/3,258.84 = 1,076.77/x
3. Step 3: Cross multiply
   2,175.94x = 3,258.84 × 1,076.77
4. Step 4: Simplify right side
   2,175.94x = 3,509,004.85
5. Step 5: Solve for x
   x = 3,509,004.85/2,175.94
6. Step 6: Final answer
   x = 1,612.64