Finding the Fourth Proportional to 30,940.53, 42,698.04 and 16,793.37

Step by Step Solution

1. Step 1: Write the proportion equation
   30,940.53 : 42,698.04 = 16,793.37 : x
2. Step 2: Convert to fraction form
   30,940.53/42,698.04 = 16,793.37/x
3. Step 3: Cross multiply
   30,940.53x = 42,698.04 × 16,793.37
4. Step 4: Simplify right side
   30,940.53x = 717,043,921.02
5. Step 5: Solve for x
   x = 717,043,921.02/30,940.53
6. Step 6: Final answer
   x = 23,174.91