Finding the Third Proportional to 19,742 and 30,112

Step by Step Solution

1. Step 1: Write the proportion equation
   19,742 : 30,112 = 30,112 : x
2. Step 2: Convert to fraction form
   19,742/30,112 = 30,112/x
3. Step 3: Cross multiply
   19,742x = 30,112 × 30,112
4. Step 4: Simplify right side
   19,742x = 906,732,544
5. Step 5: Solve for x
   x = 906,732,544/19,742
6. Step 6: Final answer
   x = 45,929.11