Finding the Third Proportional to 10,111,778 and 14,307,857

Step by Step Solution

1. Step 1: Write the proportion equation
   10,111,778 : 14,307,857 = 14,307,857 : x
2. Step 2: Convert to fraction form
   10,111,778/14,307,857 = 14,307,857/x
3. Step 3: Cross multiply
   10,111,778x = 14,307,857 × 14,307,857
4. Step 4: Simplify right side
   10,111,778x = 204,714,771,932,449
5. Step 5: Solve for x
   x = 204,714,771,932,449/10,111,778
6. Step 6: Final answer
   x = 20,245,180.61