Finding the Fourth Proportional to 3,196.72, 4,790.71 and 2,416.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.72 : 4,790.71 = 2,416.09 : x
2. Step 2: Convert to fraction form
   3,196.72/4,790.71 = 2,416.09/x
3. Step 3: Cross multiply
   3,196.72x = 4,790.71 × 2,416.09
4. Step 4: Simplify right side
   3,196.72x = 11,574,786.52
5. Step 5: Solve for x
   x = 11,574,786.52/3,196.72
6. Step 6: Final answer
   x = 3,620.83