Finding the Fourth Proportional to 2,522.43, 3,783.33 and 878.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.43 : 3,783.33 = 878.83 : x
2. Step 2: Convert to fraction form
   2,522.43/3,783.33 = 878.83/x
3. Step 3: Cross multiply
   2,522.43x = 3,783.33 × 878.83
4. Step 4: Simplify right side
   2,522.43x = 3,324,903.90
5. Step 5: Solve for x
   x = 3,324,903.90/2,522.43
6. Step 6: Final answer
   x = 1,318.14