Finding the Fourth Proportional to 2,456.68, 3,390.13 and 1,337.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.68 : 3,390.13 = 1,337.59 : x
2. Step 2: Convert to fraction form
   2,456.68/3,390.13 = 1,337.59/x
3. Step 3: Cross multiply
   2,456.68x = 3,390.13 × 1,337.59
4. Step 4: Simplify right side
   2,456.68x = 4,534,596.60
5. Step 5: Solve for x
   x = 4,534,596.60/2,456.68
6. Step 6: Final answer
   x = 1,845.82