Finding the Third Proportional to 2,514,514 and 5,430,788

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514,514 : 5,430,788 = 5,430,788 : x
2. Step 2: Convert to fraction form
   2,514,514/5,430,788 = 5,430,788/x
3. Step 3: Cross multiply
   2,514,514x = 5,430,788 × 5,430,788
4. Step 4: Simplify right side
   2,514,514x = 29,493,458,300,944
5. Step 5: Solve for x
   x = 29,493,458,300,944/2,514,514
6. Step 6: Final answer
   x = 11,729,287.77