Finding the Fourth Proportional to 30,793.49, 42,495.03 and 16,646.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,793.49 : 42,495.03 = 16,646.34 : x
2. Step 2: Convert to fraction form
   30,793.49/42,495.03 = 16,646.34/x
3. Step 3: Cross multiply
   30,793.49x = 42,495.03 × 16,646.34
4. Step 4: Simplify right side
   30,793.49x = 707,386,717.69
5. Step 5: Solve for x
   x = 707,386,717.69/30,793.49
6. Step 6: Final answer
   x = 22,971.96