Finding the Fourth Proportional to 3,118.28, 4,308.50 and 2,413

Step by Step Solution

1. Step 1: Write the proportion equation
   3,118.28 : 4,308.50 = 2,413 : x
2. Step 2: Convert to fraction form
   3,118.28/4,308.50 = 2,413/x
3. Step 3: Cross multiply
   3,118.28x = 4,308.50 × 2,413
4. Step 4: Simplify right side
   3,118.28x = 10,396,410.50
5. Step 5: Solve for x
   x = 10,396,410.50/3,118.28
6. Step 6: Final answer
   x = 3,334.02