Finding the Fourth Proportional to 30,793.29, 42,494.61 and 16,646.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,793.29 : 42,494.61 = 16,646.10 : x
2. Step 2: Convert to fraction form
   30,793.29/42,494.61 = 16,646.10/x
3. Step 3: Cross multiply
   30,793.29x = 42,494.61 × 16,646.10
4. Step 4: Simplify right side
   30,793.29x = 707,369,527.52
5. Step 5: Solve for x
   x = 707,369,527.52/30,793.29
6. Step 6: Final answer
   x = 22,971.55