Finding the Fourth Proportional to 6,927.31, 10,385.18 and 3,227.64

Step by Step Solution

1. Step 1: Write the proportion equation
   6,927.31 : 10,385.18 = 3,227.64 : x
2. Step 2: Convert to fraction form
   6,927.31/10,385.18 = 3,227.64/x
3. Step 3: Cross multiply
   6,927.31x = 10,385.18 × 3,227.64
4. Step 4: Simplify right side
   6,927.31x = 33,519,622.38
5. Step 5: Solve for x
   x = 33,519,622.38/6,927.31
6. Step 6: Final answer
   x = 4,838.76