Finding the Third Proportional to 19,900,378 and 41,806,952

Step by Step Solution

1. Step 1: Write the proportion equation
   19,900,378 : 41,806,952 = 41,806,952 : x
2. Step 2: Convert to fraction form
   19,900,378/41,806,952 = 41,806,952/x
3. Step 3: Cross multiply
   19,900,378x = 41,806,952 × 41,806,952
4. Step 4: Simplify right side
   19,900,378x = 1,747,821,235,530,304
5. Step 5: Solve for x
   x = 1,747,821,235,530,304/19,900,378
6. Step 6: Final answer
   x = 87,828,544.54