Finding the Fourth Proportional to 2,734.75, 3,773.96 and 1,555.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.75 : 3,773.96 = 1,555.59 : x
2. Step 2: Convert to fraction form
   2,734.75/3,773.96 = 1,555.59/x
3. Step 3: Cross multiply
   2,734.75x = 3,773.96 × 1,555.59
4. Step 4: Simplify right side
   2,734.75x = 5,870,734.44
5. Step 5: Solve for x
   x = 5,870,734.44/2,734.75
6. Step 6: Final answer
   x = 2,146.72