Finding the Third Proportional to 7,907,778 and 17,265,780

Step by Step Solution

1. Step 1: Write the proportion equation
   7,907,778 : 17,265,780 = 17,265,780 : x
2. Step 2: Convert to fraction form
   7,907,778/17,265,780 = 17,265,780/x
3. Step 3: Cross multiply
   7,907,778x = 17,265,780 × 17,265,780
4. Step 4: Simplify right side
   7,907,778x = 298,107,159,008,400
5. Step 5: Solve for x
   x = 298,107,159,008,400/7,907,778
6. Step 6: Final answer
   x = 37,697,967.62