Finding the Fourth Proportional to 2,429.25, 3,351.83 and 1,434.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.25 : 3,351.83 = 1,434.57 : x
2. Step 2: Convert to fraction form
   2,429.25/3,351.83 = 1,434.57/x
3. Step 3: Cross multiply
   2,429.25x = 3,351.83 × 1,434.57
4. Step 4: Simplify right side
   2,429.25x = 4,808,427.59
5. Step 5: Solve for x
   x = 4,808,427.59/2,429.25
6. Step 6: Final answer
   x = 1,979.39