Finding the Fourth Proportional to 2,864.73, 4,296.12 and 1,015.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.73 : 4,296.12 = 1,015.58 : x
2. Step 2: Convert to fraction form
   2,864.73/4,296.12 = 1,015.58/x
3. Step 3: Cross multiply
   2,864.73x = 4,296.12 × 1,015.58
4. Step 4: Simplify right side
   2,864.73x = 4,363,042.03
5. Step 5: Solve for x
   x = 4,363,042.03/2,864.73
6. Step 6: Final answer
   x = 1,523.02