Finding the Fourth Proportional to 2,582.51, 3,563.78 and 1,403.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582.51 : 3,563.78 = 1,403.58 : x
2. Step 2: Convert to fraction form
   2,582.51/3,563.78 = 1,403.58/x
3. Step 3: Cross multiply
   2,582.51x = 3,563.78 × 1,403.58
4. Step 4: Simplify right side
   2,582.51x = 5,002,043.31
5. Step 5: Solve for x
   x = 5,002,043.31/2,582.51
6. Step 6: Final answer
   x = 1,936.90