Finding the Fourth Proportional to 30,942.72, 42,701.04 and 16,795.62

Step by Step Solution

1. Step 1: Write the proportion equation
   30,942.72 : 42,701.04 = 16,795.62 : x
2. Step 2: Convert to fraction form
   30,942.72/42,701.04 = 16,795.62/x
3. Step 3: Cross multiply
   30,942.72x = 42,701.04 × 16,795.62
4. Step 4: Simplify right side
   30,942.72x = 717,190,441.44
5. Step 5: Solve for x
   x = 717,190,441.44/30,942.72
6. Step 6: Final answer
   x = 23,178.00