Finding the Fourth Proportional to 2,734.83, 3,774.16 and 1,555.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.83 : 3,774.16 = 1,555.98 : x
2. Step 2: Convert to fraction form
   2,734.83/3,774.16 = 1,555.98/x
3. Step 3: Cross multiply
   2,734.83x = 3,774.16 × 1,555.98
4. Step 4: Simplify right side
   2,734.83x = 5,872,513.59
5. Step 5: Solve for x
   x = 5,872,513.59/2,734.83
6. Step 6: Final answer
   x = 2,147.30