Finding the Fourth Proportional to 2,103.27, 3,153.63 and 804.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.27 : 3,153.63 = 804.42 : x
2. Step 2: Convert to fraction form
   2,103.27/3,153.63 = 804.42/x
3. Step 3: Cross multiply
   2,103.27x = 3,153.63 × 804.42
4. Step 4: Simplify right side
   2,103.27x = 2,536,843.04
5. Step 5: Solve for x
   x = 2,536,843.04/2,103.27
6. Step 6: Final answer
   x = 1,206.14