Finding the Fourth Proportional to 30,904.38, 42,647.94 and 16,757.19

Step by Step Solution

1. Step 1: Write the proportion equation
   30,904.38 : 42,647.94 = 16,757.19 : x
2. Step 2: Convert to fraction form
   30,904.38/42,647.94 = 16,757.19/x
3. Step 3: Cross multiply
   30,904.38x = 42,647.94 × 16,757.19
4. Step 4: Simplify right side
   30,904.38x = 714,659,633.69
5. Step 5: Solve for x
   x = 714,659,633.69/30,904.38
6. Step 6: Final answer
   x = 23,124.87