Finding the Fourth Proportional to 2,469.72, 3,702.82 and 1,236.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.72 : 3,702.82 = 1,236.24 : x
2. Step 2: Convert to fraction form
   2,469.72/3,702.82 = 1,236.24/x
3. Step 3: Cross multiply
   2,469.72x = 3,702.82 × 1,236.24
4. Step 4: Simplify right side
   2,469.72x = 4,577,574.20
5. Step 5: Solve for x
   x = 4,577,574.20/2,469.72
6. Step 6: Final answer
   x = 1,853.48