Finding the Fourth Proportional to 4,582.91, 6,320.79 and 3,167.12

Step by Step Solution

1. Step 1: Write the proportion equation
   4,582.91 : 6,320.79 = 3,167.12 : x
2. Step 2: Convert to fraction form
   4,582.91/6,320.79 = 3,167.12/x
3. Step 3: Cross multiply
   4,582.91x = 6,320.79 × 3,167.12
4. Step 4: Simplify right side
   4,582.91x = 20,018,700.42
5. Step 5: Solve for x
   x = 20,018,700.42/4,582.91
6. Step 6: Final answer
   x = 4,368.12