Finding the Third Proportional to 9,850.04 and 12,929.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,850.04 : 12,929.78 = 12,929.78 : x
2. Step 2: Convert to fraction form
   9,850.04/12,929.78 = 12,929.78/x
3. Step 3: Cross multiply
   9,850.04x = 12,929.78 × 12,929.78
4. Step 4: Simplify right side
   9,850.04x = 167,179,293.68
5. Step 5: Solve for x
   x = 167,179,293.68/9,850.04
6. Step 6: Final answer
   x = 16,972.44