Finding the Fourth Proportional to 30,969.02, 42,737.37 and 16,822.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,969.02 : 42,737.37 = 16,822.10 : x
2. Step 2: Convert to fraction form
   30,969.02/42,737.37 = 16,822.10/x
3. Step 3: Cross multiply
   30,969.02x = 42,737.37 × 16,822.10
4. Step 4: Simplify right side
   30,969.02x = 718,932,311.88
5. Step 5: Solve for x
   x = 718,932,311.88/30,969.02
6. Step 6: Final answer
   x = 23,214.56