Finding the Fourth Proportional to 3,264.10, 4,504.89 and 2,216.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,264.10 : 4,504.89 = 2,216.50 : x
2. Step 2: Convert to fraction form
   3,264.10/4,504.89 = 2,216.50/x
3. Step 3: Cross multiply
   3,264.10x = 4,504.89 × 2,216.50
4. Step 4: Simplify right side
   3,264.10x = 9,985,088.69
5. Step 5: Solve for x
   x = 9,985,088.69/3,264.10
6. Step 6: Final answer
   x = 3,059.06