Finding the Fourth Proportional to 8,182.28, 12,273.34 and 3,498.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,182.28 : 12,273.34 = 3,498.31 : x
2. Step 2: Convert to fraction form
   8,182.28/12,273.34 = 3,498.31/x
3. Step 3: Cross multiply
   8,182.28x = 12,273.34 × 3,498.31
4. Step 4: Simplify right side
   8,182.28x = 42,935,892.17
5. Step 5: Solve for x
   x = 42,935,892.17/8,182.28
6. Step 6: Final answer
   x = 5,247.42