Finding the Third Proportional to 3,647,997 and 7,919,046

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647,997 : 7,919,046 = 7,919,046 : x
2. Step 2: Convert to fraction form
   3,647,997/7,919,046 = 7,919,046/x
3. Step 3: Cross multiply
   3,647,997x = 7,919,046 × 7,919,046
4. Step 4: Simplify right side
   3,647,997x = 62,711,289,550,116
5. Step 5: Solve for x
   x = 62,711,289,550,116/3,647,997
6. Step 6: Final answer
   x = 17,190,608.86