Finding the Third Proportional to 9,640 and 16,994

Step by Step Solution

1. Step 1: Write the proportion equation
   9,640 : 16,994 = 16,994 : x
2. Step 2: Convert to fraction form
   9,640/16,994 = 16,994/x
3. Step 3: Cross multiply
   9,640x = 16,994 × 16,994
4. Step 4: Simplify right side
   9,640x = 288,796,036
5. Step 5: Solve for x
   x = 288,796,036/9,640
6. Step 6: Final answer
   x = 29,958.10