Finding the Fourth Proportional to 31,616.82, 43,631.12 and 17,469.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,616.82 : 43,631.12 = 17,469.56 : x
2. Step 2: Convert to fraction form
   31,616.82/43,631.12 = 17,469.56/x
3. Step 3: Cross multiply
   31,616.82x = 43,631.12 × 17,469.56
4. Step 4: Simplify right side
   31,616.82x = 762,216,621.46
5. Step 5: Solve for x
   x = 762,216,621.46/31,616.82
6. Step 6: Final answer
   x = 24,107.95