Finding the Fourth Proportional to 2,448.55, 3,377.58 and 1,563.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.55 : 3,377.58 = 1,563.35 : x
2. Step 2: Convert to fraction form
   2,448.55/3,377.58 = 1,563.35/x
3. Step 3: Cross multiply
   2,448.55x = 3,377.58 × 1,563.35
4. Step 4: Simplify right side
   2,448.55x = 5,280,339.69
5. Step 5: Solve for x
   x = 5,280,339.69/2,448.55
6. Step 6: Final answer
   x = 2,156.52