Finding the Third Proportional to 2,514,515 and 5,430,790

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514,515 : 5,430,790 = 5,430,790 : x
2. Step 2: Convert to fraction form
   2,514,515/5,430,790 = 5,430,790/x
3. Step 3: Cross multiply
   2,514,515x = 5,430,790 × 5,430,790
4. Step 4: Simplify right side
   2,514,515x = 29,493,480,024,100
5. Step 5: Solve for x
   x = 29,493,480,024,100/2,514,515
6. Step 6: Final answer
   x = 11,729,291.74