Finding the Fourth Proportional to 2,656.08, 3,977.94 and 2,563.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.08 : 3,977.94 = 2,563.83 : x
2. Step 2: Convert to fraction form
   2,656.08/3,977.94 = 2,563.83/x
3. Step 3: Cross multiply
   2,656.08x = 3,977.94 × 2,563.83
4. Step 4: Simplify right side
   2,656.08x = 10,198,761.91
5. Step 5: Solve for x
   x = 10,198,761.91/2,656.08
6. Step 6: Final answer
   x = 3,839.78