Finding the Fourth Proportional to 6,879.61, 10,321.16 and 3,184.49

Step by Step Solution

1. Step 1: Write the proportion equation
   6,879.61 : 10,321.16 = 3,184.49 : x
2. Step 2: Convert to fraction form
   6,879.61/10,321.16 = 3,184.49/x
3. Step 3: Cross multiply
   6,879.61x = 10,321.16 × 3,184.49
4. Step 4: Simplify right side
   6,879.61x = 32,867,614.89
5. Step 5: Solve for x
   x = 32,867,614.89/6,879.61
6. Step 6: Final answer
   x = 4,777.54