Finding the Fourth Proportional to 20,096.32, 30,141.52 and 5,306.28

Step by Step Solution

1. Step 1: Write the proportion equation
   20,096.32 : 30,141.52 = 5,306.28 : x
2. Step 2: Convert to fraction form
   20,096.32/30,141.52 = 5,306.28/x
3. Step 3: Cross multiply
   20,096.32x = 30,141.52 × 5,306.28
4. Step 4: Simplify right side
   20,096.32x = 159,939,344.75
5. Step 5: Solve for x
   x = 159,939,344.75/20,096.32
6. Step 6: Final answer
   x = 7,958.64