Finding the Fourth Proportional to 2,012.27, 3,015.82 and 1,576.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.27 : 3,015.82 = 1,576.31 : x
2. Step 2: Convert to fraction form
   2,012.27/3,015.82 = 1,576.31/x
3. Step 3: Cross multiply
   2,012.27x = 3,015.82 × 1,576.31
4. Step 4: Simplify right side
   2,012.27x = 4,753,868.86
5. Step 5: Solve for x
   x = 4,753,868.86/2,012.27
6. Step 6: Final answer
   x = 2,362.44