Finding the Fourth Proportional to 2,682.48, 3,702.20 and 1,563.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.48 : 3,702.20 = 1,563.78 : x
2. Step 2: Convert to fraction form
   2,682.48/3,702.20 = 1,563.78/x
3. Step 3: Cross multiply
   2,682.48x = 3,702.20 × 1,563.78
4. Step 4: Simplify right side
   2,682.48x = 5,789,426.32
5. Step 5: Solve for x
   x = 5,789,426.32/2,682.48
6. Step 6: Final answer
   x = 2,158.24