Finding the Fourth Proportional to 30,856.82, 42,582.29 and 16,709.67

Step by Step Solution

1. Step 1: Write the proportion equation
   30,856.82 : 42,582.29 = 16,709.67 : x
2. Step 2: Convert to fraction form
   30,856.82/42,582.29 = 16,709.67/x
3. Step 3: Cross multiply
   30,856.82x = 42,582.29 × 16,709.67
4. Step 4: Simplify right side
   30,856.82x = 711,535,930.20
5. Step 5: Solve for x
   x = 711,535,930.20/30,856.82
6. Step 6: Final answer
   x = 23,059.28