Finding the Third Proportional to 19,620 and 30,398

Step by Step Solution

1. Step 1: Write the proportion equation
   19,620 : 30,398 = 30,398 : x
2. Step 2: Convert to fraction form
   19,620/30,398 = 30,398/x
3. Step 3: Cross multiply
   19,620x = 30,398 × 30,398
4. Step 4: Simplify right side
   19,620x = 924,038,404
5. Step 5: Solve for x
   x = 924,038,404/19,620
6. Step 6: Final answer
   x = 47,096.76