Finding the Fourth Proportional to 2,863.55, 3,951.50 and 1,604.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,863.55 : 3,951.50 = 1,604.43 : x
2. Step 2: Convert to fraction form
   2,863.55/3,951.50 = 1,604.43/x
3. Step 3: Cross multiply
   2,863.55x = 3,951.50 × 1,604.43
4. Step 4: Simplify right side
   2,863.55x = 6,339,897.12
5. Step 5: Solve for x
   x = 6,339,897.12/2,863.55
6. Step 6: Final answer
   x = 2,214.00