Finding the Fourth Proportional to 3,268.86, 4,870.25 and 3,103.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,268.86 : 4,870.25 = 3,103.62 : x
2. Step 2: Convert to fraction form
   3,268.86/4,870.25 = 3,103.62/x
3. Step 3: Cross multiply
   3,268.86x = 4,870.25 × 3,103.62
4. Step 4: Simplify right side
   3,268.86x = 15,115,389.79
5. Step 5: Solve for x
   x = 15,115,389.79/3,268.86
6. Step 6: Final answer
   x = 4,624.06