Finding the Fourth Proportional to 2,436.36, 3,654.72 and 1,049.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.36 : 3,654.72 = 1,049.40 : x
2. Step 2: Convert to fraction form
   2,436.36/3,654.72 = 1,049.40/x
3. Step 3: Cross multiply
   2,436.36x = 3,654.72 × 1,049.40
4. Step 4: Simplify right side
   2,436.36x = 3,835,263.17
5. Step 5: Solve for x
   x = 3,835,263.17/2,436.36
6. Step 6: Final answer
   x = 1,574.18