Finding the Third Proportional to 1,665,336 and 3,929,951

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,336 : 3,929,951 = 3,929,951 : x
2. Step 2: Convert to fraction form
   1,665,336/3,929,951 = 3,929,951/x
3. Step 3: Cross multiply
   1,665,336x = 3,929,951 × 3,929,951
4. Step 4: Simplify right side
   1,665,336x = 15,444,514,862,401
5. Step 5: Solve for x
   x = 15,444,514,862,401/1,665,336
6. Step 6: Final answer
   x = 9,274,113.37