Finding the Fourth Proportional to 2,568.46, 3,850.38 and 923.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.46 : 3,850.38 = 923.86 : x
2. Step 2: Convert to fraction form
   2,568.46/3,850.38 = 923.86/x
3. Step 3: Cross multiply
   2,568.46x = 3,850.38 × 923.86
4. Step 4: Simplify right side
   2,568.46x = 3,557,196.52
5. Step 5: Solve for x
   x = 3,557,196.52/2,568.46
6. Step 6: Final answer
   x = 1,384.95