Finding the Fourth Proportional to 30,669.42, 42,322.69 and 17,241.92

Step by Step Solution

1. Step 1: Write the proportion equation
   30,669.42 : 42,322.69 = 17,241.92 : x
2. Step 2: Convert to fraction form
   30,669.42/42,322.69 = 17,241.92/x
3. Step 3: Cross multiply
   30,669.42x = 42,322.69 × 17,241.92
4. Step 4: Simplify right side
   30,669.42x = 729,724,425.86
5. Step 5: Solve for x
   x = 729,724,425.86/30,669.42
6. Step 6: Final answer
   x = 23,793.23