Finding the Fourth Proportional to 2,540.01, 3,810.03 and 896.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.01 : 3,810.03 = 896.58 : x
2. Step 2: Convert to fraction form
   2,540.01/3,810.03 = 896.58/x
3. Step 3: Cross multiply
   2,540.01x = 3,810.03 × 896.58
4. Step 4: Simplify right side
   2,540.01x = 3,415,996.70
5. Step 5: Solve for x
   x = 3,415,996.70/2,540.01
6. Step 6: Final answer
   x = 1,344.88