Finding the Fourth Proportional to 2,940.98, 4,406.00 and 2,456.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.98 : 4,406.00 = 2,456.19 : x
2. Step 2: Convert to fraction form
   2,940.98/4,406.00 = 2,456.19/x
3. Step 3: Cross multiply
   2,940.98x = 4,406.00 × 2,456.19
4. Step 4: Simplify right side
   2,940.98x = 10,821,960.86
5. Step 5: Solve for x
   x = 10,821,960.86/2,940.98
6. Step 6: Final answer
   x = 3,679.72