Finding the Third Proportional to 15,351,444 and 31,789,800

Step by Step Solution

1. Step 1: Write the proportion equation
   15,351,444 : 31,789,800 = 31,789,800 : x
2. Step 2: Convert to fraction form
   15,351,444/31,789,800 = 31,789,800/x
3. Step 3: Cross multiply
   15,351,444x = 31,789,800 × 31,789,800
4. Step 4: Simplify right side
   15,351,444x = 1,010,591,384,040,000
5. Step 5: Solve for x
   x = 1,010,591,384,040,000/15,351,444
6. Step 6: Final answer
   x = 65,830,379.48