Finding the Fourth Proportional to 2,417.28, 3,327.42 and 2,106.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,417.28 : 3,327.42 = 2,106.24 : x
2. Step 2: Convert to fraction form
   2,417.28/3,327.42 = 2,106.24/x
3. Step 3: Cross multiply
   2,417.28x = 3,327.42 × 2,106.24
4. Step 4: Simplify right side
   2,417.28x = 7,008,345.10
5. Step 5: Solve for x
   x = 7,008,345.10/2,417.28
6. Step 6: Final answer
   x = 2,899.27