Finding the Fourth Proportional to 2,059.29, 2,843.51 and 1,398.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.29 : 2,843.51 = 1,398.33 : x
2. Step 2: Convert to fraction form
   2,059.29/2,843.51 = 1,398.33/x
3. Step 3: Cross multiply
   2,059.29x = 2,843.51 × 1,398.33
4. Step 4: Simplify right side
   2,059.29x = 3,976,158.35
5. Step 5: Solve for x
   x = 3,976,158.35/2,059.29
6. Step 6: Final answer
   x = 1,930.84