Finding the Third Proportional to 1,606,331 and 3,505,663

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606,331 : 3,505,663 = 3,505,663 : x
2. Step 2: Convert to fraction form
   1,606,331/3,505,663 = 3,505,663/x
3. Step 3: Cross multiply
   1,606,331x = 3,505,663 × 3,505,663
4. Step 4: Simplify right side
   1,606,331x = 12,289,673,069,569
5. Step 5: Solve for x
   x = 12,289,673,069,569/1,606,331
6. Step 6: Final answer
   x = 7,650,772.52