Finding the Fourth Proportional to 2,416.28, 3,326.04 and 2,105.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,416.28 : 3,326.04 = 2,105.24 : x
2. Step 2: Convert to fraction form
   2,416.28/3,326.04 = 2,105.24/x
3. Step 3: Cross multiply
   2,416.28x = 3,326.04 × 2,105.24
4. Step 4: Simplify right side
   2,416.28x = 7,002,112.45
5. Step 5: Solve for x
   x = 7,002,112.45/2,416.28
6. Step 6: Final answer
   x = 2,897.89