Finding the Fourth Proportional to 30,856.80, 42,582.22 and 16,709.52

Step by Step Solution

1. Step 1: Write the proportion equation
   30,856.80 : 42,582.22 = 16,709.52 : x
2. Step 2: Convert to fraction form
   30,856.80/42,582.22 = 16,709.52/x
3. Step 3: Cross multiply
   30,856.80x = 42,582.22 × 16,709.52
4. Step 4: Simplify right side
   30,856.80x = 711,528,456.73
5. Step 5: Solve for x
   x = 711,528,456.73/30,856.80
6. Step 6: Final answer
   x = 23,059.05