Finding the Fourth Proportional to 6,324.78, 8,727.81 and 3,492.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,324.78 : 8,727.81 = 3,492.15 : x
2. Step 2: Convert to fraction form
   6,324.78/8,727.81 = 3,492.15/x
3. Step 3: Cross multiply
   6,324.78x = 8,727.81 × 3,492.15
4. Step 4: Simplify right side
   6,324.78x = 30,478,821.69
5. Step 5: Solve for x
   x = 30,478,821.69/6,324.78
6. Step 6: Final answer
   x = 4,818.95