Finding the Fourth Proportional to 2,503.78, 3,455.58 and 1,456.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.78 : 3,455.58 = 1,456.42 : x
2. Step 2: Convert to fraction form
   2,503.78/3,455.58 = 1,456.42/x
3. Step 3: Cross multiply
   2,503.78x = 3,455.58 × 1,456.42
4. Step 4: Simplify right side
   2,503.78x = 5,032,775.82
5. Step 5: Solve for x
   x = 5,032,775.82/2,503.78
6. Step 6: Final answer
   x = 2,010.07