Finding the Fourth Proportional to 2,155.50, 3,234.87 and 1,727.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155.50 : 3,234.87 = 1,727.82 : x
2. Step 2: Convert to fraction form
   2,155.50/3,234.87 = 1,727.82/x
3. Step 3: Cross multiply
   2,155.50x = 3,234.87 × 1,727.82
4. Step 4: Simplify right side
   2,155.50x = 5,589,273.08
5. Step 5: Solve for x
   x = 5,589,273.08/2,155.50
6. Step 6: Final answer
   x = 2,593.03