Finding the Fourth Proportional to 30,727.18, 42,403.54 and 17,298.54

Step by Step Solution

1. Step 1: Write the proportion equation
   30,727.18 : 42,403.54 = 17,298.54 : x
2. Step 2: Convert to fraction form
   30,727.18/42,403.54 = 17,298.54/x
3. Step 3: Cross multiply
   30,727.18x = 42,403.54 × 17,298.54
4. Step 4: Simplify right side
   30,727.18x = 733,519,332.83
5. Step 5: Solve for x
   x = 733,519,332.83/30,727.18
6. Step 6: Final answer
   x = 23,872.00