Finding the Third Proportional to 11,876,778 and 25,433,172

Step by Step Solution

1. Step 1: Write the proportion equation
   11,876,778 : 25,433,172 = 25,433,172 : x
2. Step 2: Convert to fraction form
   11,876,778/25,433,172 = 25,433,172/x
3. Step 3: Cross multiply
   11,876,778x = 25,433,172 × 25,433,172
4. Step 4: Simplify right side
   11,876,778x = 646,846,237,981,584
5. Step 5: Solve for x
   x = 646,846,237,981,584/11,876,778
6. Step 6: Final answer
   x = 54,463,107.59