Finding the Fourth Proportional to 2,562.78, 3,536.70 and 1,568.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.78 : 3,536.70 = 1,568.48 : x
2. Step 2: Convert to fraction form
   2,562.78/3,536.70 = 1,568.48/x
3. Step 3: Cross multiply
   2,562.78x = 3,536.70 × 1,568.48
4. Step 4: Simplify right side
   2,562.78x = 5,547,243.22
5. Step 5: Solve for x
   x = 5,547,243.22/2,562.78
6. Step 6: Final answer
   x = 2,164.54