Finding the Third Proportional to 12,804 and 20,006

Step by Step Solution

1. Step 1: Write the proportion equation
   12,804 : 20,006 = 20,006 : x
2. Step 2: Convert to fraction form
   12,804/20,006 = 20,006/x
3. Step 3: Cross multiply
   12,804x = 20,006 × 20,006
4. Step 4: Simplify right side
   12,804x = 400,240,036
5. Step 5: Solve for x
   x = 400,240,036/12,804
6. Step 6: Final answer
   x = 31,258.98