Finding the Fourth Proportional to 2,443.88, 3,662.04 and 1,865

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.88 : 3,662.04 = 1,865 : x
2. Step 2: Convert to fraction form
   2,443.88/3,662.04 = 1,865/x
3. Step 3: Cross multiply
   2,443.88x = 3,662.04 × 1,865
4. Step 4: Simplify right side
   2,443.88x = 6,829,704.60
5. Step 5: Solve for x
   x = 6,829,704.60/2,443.88
6. Step 6: Final answer
   x = 2,794.62