Finding the Fourth Proportional to 2,456.97, 3,390.54 and 1,337.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.97 : 3,390.54 = 1,337.89 : x
2. Step 2: Convert to fraction form
   2,456.97/3,390.54 = 1,337.89/x
3. Step 3: Cross multiply
   2,456.97x = 3,390.54 × 1,337.89
4. Step 4: Simplify right side
   2,456.97x = 4,536,156.72
5. Step 5: Solve for x
   x = 4,536,156.72/2,456.97
6. Step 6: Final answer
   x = 1,846.24