Finding the Fourth Proportional to 2,443.86, 3,371.40 and 1,779.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.86 : 3,371.40 = 1,779.30 : x
2. Step 2: Convert to fraction form
   2,443.86/3,371.40 = 1,779.30/x
3. Step 3: Cross multiply
   2,443.86x = 3,371.40 × 1,779.30
4. Step 4: Simplify right side
   2,443.86x = 5,998,732.02
5. Step 5: Solve for x
   x = 5,998,732.02/2,443.86
6. Step 6: Final answer
   x = 2,454.61