Finding the Fourth Proportional to 2,443.61, 3,664.64 and 883.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.61 : 3,664.64 = 883.41 : x
2. Step 2: Convert to fraction form
   2,443.61/3,664.64 = 883.41/x
3. Step 3: Cross multiply
   2,443.61x = 3,664.64 × 883.41
4. Step 4: Simplify right side
   2,443.61x = 3,237,379.62
5. Step 5: Solve for x
   x = 3,237,379.62/2,443.61
6. Step 6: Final answer
   x = 1,324.83