Finding the Third Proportional to 1,485,815 and 3,256,444

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485,815 : 3,256,444 = 3,256,444 : x
2. Step 2: Convert to fraction form
   1,485,815/3,256,444 = 3,256,444/x
3. Step 3: Cross multiply
   1,485,815x = 3,256,444 × 3,256,444
4. Step 4: Simplify right side
   1,485,815x = 10,604,427,525,136
5. Step 5: Solve for x
   x = 10,604,427,525,136/1,485,815
6. Step 6: Final answer
   x = 7,137,111.64