Finding the Fourth Proportional to 2,555.43, 3,827.52 and 1,898.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.43 : 3,827.52 = 1,898.33 : x
2. Step 2: Convert to fraction form
   2,555.43/3,827.52 = 1,898.33/x
3. Step 3: Cross multiply
   2,555.43x = 3,827.52 × 1,898.33
4. Step 4: Simplify right side
   2,555.43x = 7,265,902.10
5. Step 5: Solve for x
   x = 7,265,902.10/2,555.43
6. Step 6: Final answer
   x = 2,843.32