Finding the Fourth Proportional to 2,015.62, 3,023.89 and 976.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015.62 : 3,023.89 = 976.11 : x
2. Step 2: Convert to fraction form
   2,015.62/3,023.89 = 976.11/x
3. Step 3: Cross multiply
   2,015.62x = 3,023.89 × 976.11
4. Step 4: Simplify right side
   2,015.62x = 2,951,649.27
5. Step 5: Solve for x
   x = 2,951,649.27/2,015.62
6. Step 6: Final answer
   x = 1,464.39