Finding the Fourth Proportional to 2,104.52, 3,153.04 and 1,282.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.52 : 3,153.04 = 1,282.40 : x
2. Step 2: Convert to fraction form
   2,104.52/3,153.04 = 1,282.40/x
3. Step 3: Cross multiply
   2,104.52x = 3,153.04 × 1,282.40
4. Step 4: Simplify right side
   2,104.52x = 4,043,458.50
5. Step 5: Solve for x
   x = 4,043,458.50/2,104.52
6. Step 6: Final answer
   x = 1,921.32