Finding the Fourth Proportional to 3,429.56, 4,732.83 and 1,857.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.56 : 4,732.83 = 1,857.69 : x
2. Step 2: Convert to fraction form
   3,429.56/4,732.83 = 1,857.69/x
3. Step 3: Cross multiply
   3,429.56x = 4,732.83 × 1,857.69
4. Step 4: Simplify right side
   3,429.56x = 8,792,130.96
5. Step 5: Solve for x
   x = 8,792,130.96/3,429.56
6. Step 6: Final answer
   x = 2,563.63