Finding the Fourth Proportional to 2,451.59, 3,379.88 and 1,664.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.59 : 3,379.88 = 1,664.27 : x
2. Step 2: Convert to fraction form
   2,451.59/3,379.88 = 1,664.27/x
3. Step 3: Cross multiply
   2,451.59x = 3,379.88 × 1,664.27
4. Step 4: Simplify right side
   2,451.59x = 5,625,007.67
5. Step 5: Solve for x
   x = 5,625,007.67/2,451.59
6. Step 6: Final answer
   x = 2,294.44