Finding the Fourth Proportional to 20,096.58, 30,120.69 and 7,436.24

Step by Step Solution

1. Step 1: Write the proportion equation
   20,096.58 : 30,120.69 = 7,436.24 : x
2. Step 2: Convert to fraction form
   20,096.58/30,120.69 = 7,436.24/x
3. Step 3: Cross multiply
   20,096.58x = 30,120.69 × 7,436.24
4. Step 4: Simplify right side
   20,096.58x = 223,984,529.20
5. Step 5: Solve for x
   x = 223,984,529.20/20,096.58
6. Step 6: Final answer
   x = 11,145.41