Finding the Fourth Proportional to 2,456.46, 3,389.91 and 1,337.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.46 : 3,389.91 = 1,337.40 : x
2. Step 2: Convert to fraction form
   2,456.46/3,389.91 = 1,337.40/x
3. Step 3: Cross multiply
   2,456.46x = 3,389.91 × 1,337.40
4. Step 4: Simplify right side
   2,456.46x = 4,533,665.63
5. Step 5: Solve for x
   x = 4,533,665.63/2,456.46
6. Step 6: Final answer
   x = 1,845.61