Finding the Fourth Proportional to 2,505.82, 3,458.28 and 1,443.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.82 : 3,458.28 = 1,443.62 : x
2. Step 2: Convert to fraction form
   2,505.82/3,458.28 = 1,443.62/x
3. Step 3: Cross multiply
   2,505.82x = 3,458.28 × 1,443.62
4. Step 4: Simplify right side
   2,505.82x = 4,992,454.20
5. Step 5: Solve for x
   x = 4,992,454.20/2,505.82
6. Step 6: Final answer
   x = 1,992.35