Finding the Fourth Proportional to 2,734.61, 3,773.52 and 1,555.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.61 : 3,773.52 = 1,555.65 : x
2. Step 2: Convert to fraction form
   2,734.61/3,773.52 = 1,555.65/x
3. Step 3: Cross multiply
   2,734.61x = 3,773.52 × 1,555.65
4. Step 4: Simplify right side
   2,734.61x = 5,870,276.39
5. Step 5: Solve for x
   x = 5,870,276.39/2,734.61
6. Step 6: Final answer
   x = 2,146.66