Finding the Third Proportional to 19,648,514 and 42,283,012

Step by Step Solution

1. Step 1: Write the proportion equation
   19,648,514 : 42,283,012 = 42,283,012 : x
2. Step 2: Convert to fraction form
   19,648,514/42,283,012 = 42,283,012/x
3. Step 3: Cross multiply
   19,648,514x = 42,283,012 × 42,283,012
4. Step 4: Simplify right side
   19,648,514x = 1,787,853,103,792,144
5. Step 5: Solve for x
   x = 1,787,853,103,792,144/19,648,514
6. Step 6: Final answer
   x = 90,991,771.89