Finding the Fourth Proportional to 2,540.37, 3,810.57 and 896.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.37 : 3,810.57 = 896.82 : x
2. Step 2: Convert to fraction form
   2,540.37/3,810.57 = 896.82/x
3. Step 3: Cross multiply
   2,540.37x = 3,810.57 × 896.82
4. Step 4: Simplify right side
   2,540.37x = 3,417,395.39
5. Step 5: Solve for x
   x = 3,417,395.39/2,540.37
6. Step 6: Final answer
   x = 1,345.24