Finding the Fourth Proportional to 2,979.28, 4,096.83 and 2,585.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979.28 : 4,096.83 = 2,585.62 : x
2. Step 2: Convert to fraction form
   2,979.28/4,096.83 = 2,585.62/x
3. Step 3: Cross multiply
   2,979.28x = 4,096.83 × 2,585.62
4. Step 4: Simplify right side
   2,979.28x = 10,592,845.86
5. Step 5: Solve for x
   x = 10,592,845.86/2,979.28
6. Step 6: Final answer
   x = 3,555.50