Finding the Fourth Proportional to 2,355.41, 3,249.71 and 1,682.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.41 : 3,249.71 = 1,682.65 : x
2. Step 2: Convert to fraction form
   2,355.41/3,249.71 = 1,682.65/x
3. Step 3: Cross multiply
   2,355.41x = 3,249.71 × 1,682.65
4. Step 4: Simplify right side
   2,355.41x = 5,468,099.87
5. Step 5: Solve for x
   x = 5,468,099.87/2,355.41
6. Step 6: Final answer
   x = 2,321.51