Finding the Third Proportional to 16,906.50 and 31,698

Step by Step Solution

1. Step 1: Write the proportion equation
   16,906.50 : 31,698 = 31,698 : x
2. Step 2: Convert to fraction form
   16,906.50/31,698 = 31,698/x
3. Step 3: Cross multiply
   16,906.50x = 31,698 × 31,698
4. Step 4: Simplify right side
   16,906.50x = 1,004,763,204
5. Step 5: Solve for x
   x = 1,004,763,204/16,906.50
6. Step 6: Final answer
   x = 59,430.59