Finding the Fourth Proportional to 2,016.15, 3,024.42 and 555.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.15 : 3,024.42 = 555.31 : x
2. Step 2: Convert to fraction form
   2,016.15/3,024.42 = 555.31/x
3. Step 3: Cross multiply
   2,016.15x = 3,024.42 × 555.31
4. Step 4: Simplify right side
   2,016.15x = 1,679,490.67
5. Step 5: Solve for x
   x = 1,679,490.67/2,016.15
6. Step 6: Final answer
   x = 833.02