Finding the Third Proportional to 1,490,636 and 3,217,305

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,636 : 3,217,305 = 3,217,305 : x
2. Step 2: Convert to fraction form
   1,490,636/3,217,305 = 3,217,305/x
3. Step 3: Cross multiply
   1,490,636x = 3,217,305 × 3,217,305
4. Step 4: Simplify right side
   1,490,636x = 10,351,051,463,025
5. Step 5: Solve for x
   x = 10,351,051,463,025/1,490,636
6. Step 6: Final answer
   x = 6,944,050.37