Finding the Fourth Proportional to 2,563.55, 3,842.55 and 1,244.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563.55 : 3,842.55 = 1,244.51 : x
2. Step 2: Convert to fraction form
   2,563.55/3,842.55 = 1,244.51/x
3. Step 3: Cross multiply
   2,563.55x = 3,842.55 × 1,244.51
4. Step 4: Simplify right side
   2,563.55x = 4,782,091.90
5. Step 5: Solve for x
   x = 4,782,091.90/2,563.55
6. Step 6: Final answer
   x = 1,865.42