Finding the Fourth Proportional to 3,275.34, 4,520.79 and 2,212.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,275.34 : 4,520.79 = 2,212.62 : x
2. Step 2: Convert to fraction form
   3,275.34/4,520.79 = 2,212.62/x
3. Step 3: Cross multiply
   3,275.34x = 4,520.79 × 2,212.62
4. Step 4: Simplify right side
   3,275.34x = 10,002,790.37
5. Step 5: Solve for x
   x = 10,002,790.37/3,275.34
6. Step 6: Final answer
   x = 3,053.97