Finding the Fourth Proportional to 2,452.05, 3,382.83 and 1,555.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452.05 : 3,382.83 = 1,555.74 : x
2. Step 2: Convert to fraction form
   2,452.05/3,382.83 = 1,555.74/x
3. Step 3: Cross multiply
   2,452.05x = 3,382.83 × 1,555.74
4. Step 4: Simplify right side
   2,452.05x = 5,262,803.94
5. Step 5: Solve for x
   x = 5,262,803.94/2,452.05
6. Step 6: Final answer
   x = 2,146.29