Finding the Fourth Proportional to 30,940.62, 42,698.06 and 16,793.46

Step by Step Solution

1. Step 1: Write the proportion equation
   30,940.62 : 42,698.06 = 16,793.46 : x
2. Step 2: Convert to fraction form
   30,940.62/42,698.06 = 16,793.46/x
3. Step 3: Cross multiply
   30,940.62x = 42,698.06 × 16,793.46
4. Step 4: Simplify right side
   30,940.62x = 717,048,162.69
5. Step 5: Solve for x
   x = 717,048,162.69/30,940.62
6. Step 6: Final answer
   x = 23,174.98