Finding the Fourth Proportional to 2,429.04, 3,353.22 and 1,644.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.04 : 3,353.22 = 1,644.36 : x
2. Step 2: Convert to fraction form
   2,429.04/3,353.22 = 1,644.36/x
3. Step 3: Cross multiply
   2,429.04x = 3,353.22 × 1,644.36
4. Step 4: Simplify right side
   2,429.04x = 5,513,900.84
5. Step 5: Solve for x
   x = 5,513,900.84/2,429.04
6. Step 6: Final answer
   x = 2,269.99