Finding the Third Proportional to 13,156 and 20,004

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156 : 20,004 = 20,004 : x
2. Step 2: Convert to fraction form
   13,156/20,004 = 20,004/x
3. Step 3: Cross multiply
   13,156x = 20,004 × 20,004
4. Step 4: Simplify right side
   13,156x = 400,160,016
5. Step 5: Solve for x
   x = 400,160,016/13,156
6. Step 6: Final answer
   x = 30,416.54