Finding the Fourth Proportional to 30,300, 41,814 and 17,727.18

Step by Step Solution

1. Step 1: Write the proportion equation
   30,300 : 41,814 = 17,727.18 : x
2. Step 2: Convert to fraction form
   30,300/41,814 = 17,727.18/x
3. Step 3: Cross multiply
   30,300x = 41,814 × 17,727.18
4. Step 4: Simplify right side
   30,300x = 741,244,304.52
5. Step 5: Solve for x
   x = 741,244,304.52/30,300
6. Step 6: Final answer
   x = 24,463.51