Finding the Third Proportional to 19,434 and 30,450

Step by Step Solution

1. Step 1: Write the proportion equation
   19,434 : 30,450 = 30,450 : x
2. Step 2: Convert to fraction form
   19,434/30,450 = 30,450/x
3. Step 3: Cross multiply
   19,434x = 30,450 × 30,450
4. Step 4: Simplify right side
   19,434x = 927,202,500
5. Step 5: Solve for x
   x = 927,202,500/19,434
6. Step 6: Final answer
   x = 47,710.33