Finding the Fourth Proportional to 2,398.83, 3,309.12 and 1,514.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398.83 : 3,309.12 = 1,514.31 : x
2. Step 2: Convert to fraction form
   2,398.83/3,309.12 = 1,514.31/x
3. Step 3: Cross multiply
   2,398.83x = 3,309.12 × 1,514.31
4. Step 4: Simplify right side
   2,398.83x = 5,011,033.51
5. Step 5: Solve for x
   x = 5,011,033.51/2,398.83
6. Step 6: Final answer
   x = 2,088.95