Finding the Third Proportional to 19,687 and 30,401

Step by Step Solution

1. Step 1: Write the proportion equation
   19,687 : 30,401 = 30,401 : x
2. Step 2: Convert to fraction form
   19,687/30,401 = 30,401/x
3. Step 3: Cross multiply
   19,687x = 30,401 × 30,401
4. Step 4: Simplify right side
   19,687x = 924,220,801
5. Step 5: Solve for x
   x = 924,220,801/19,687
6. Step 6: Final answer
   x = 46,945.74