Finding the Third Proportional to 2,556,196 and 5,601,266

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,196 : 5,601,266 = 5,601,266 : x
2. Step 2: Convert to fraction form
   2,556,196/5,601,266 = 5,601,266/x
3. Step 3: Cross multiply
   2,556,196x = 5,601,266 × 5,601,266
4. Step 4: Simplify right side
   2,556,196x = 31,374,180,802,756
5. Step 5: Solve for x
   x = 31,374,180,802,756/2,556,196
6. Step 6: Final answer
   x = 12,273,777.44