Finding the Fourth Proportional to 2,004.18, 2,766.96 and 1,258.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.18 : 2,766.96 = 1,258.77 : x
2. Step 2: Convert to fraction form
   2,004.18/2,766.96 = 1,258.77/x
3. Step 3: Cross multiply
   2,004.18x = 2,766.96 × 1,258.77
4. Step 4: Simplify right side
   2,004.18x = 3,482,976.62
5. Step 5: Solve for x
   x = 3,482,976.62/2,004.18
6. Step 6: Final answer
   x = 1,737.86