Finding the Fourth Proportional to 3,205.50, 4,802.79 and 2,276.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,205.50 : 4,802.79 = 2,276.46 : x
2. Step 2: Convert to fraction form
   3,205.50/4,802.79 = 2,276.46/x
3. Step 3: Cross multiply
   3,205.50x = 4,802.79 × 2,276.46
4. Step 4: Simplify right side
   3,205.50x = 10,933,359.32
5. Step 5: Solve for x
   x = 10,933,359.32/3,205.50
6. Step 6: Final answer
   x = 3,410.81