Finding the Third Proportional to 2,559,663 and 5,529,834

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,663 : 5,529,834 = 5,529,834 : x
2. Step 2: Convert to fraction form
   2,559,663/5,529,834 = 5,529,834/x
3. Step 3: Cross multiply
   2,559,663x = 5,529,834 × 5,529,834
4. Step 4: Simplify right side
   2,559,663x = 30,579,064,067,556
5. Step 5: Solve for x
   x = 30,579,064,067,556/2,559,663
6. Step 6: Final answer
   x = 11,946,519.55