Finding the Third Proportional to 13,315,022 and 28,686,920

Step by Step Solution

1. Step 1: Write the proportion equation
   13,315,022 : 28,686,920 = 28,686,920 : x
2. Step 2: Convert to fraction form
   13,315,022/28,686,920 = 28,686,920/x
3. Step 3: Cross multiply
   13,315,022x = 28,686,920 × 28,686,920
4. Step 4: Simplify right side
   13,315,022x = 822,939,379,086,400
5. Step 5: Solve for x
   x = 822,939,379,086,400/13,315,022
6. Step 6: Final answer
   x = 61,805,333.79