Finding the Fourth Proportional to 39,227.32, 54,096.78 and 30,260.56

Step by Step Solution

1. Step 1: Write the proportion equation
   39,227.32 : 54,096.78 = 30,260.56 : x
2. Step 2: Convert to fraction form
   39,227.32/54,096.78 = 30,260.56/x
3. Step 3: Cross multiply
   39,227.32x = 54,096.78 × 30,260.56
4. Step 4: Simplify right side
   39,227.32x = 1,636,998,857.00
5. Step 5: Solve for x
   x = 1,636,998,857.00/39,227.32
6. Step 6: Final answer
   x = 41,731.09