Finding the Third Proportional to 1,818,641 and 2,648,001

Step by Step Solution

1. Step 1: Write the proportion equation
   1,818,641 : 2,648,001 = 2,648,001 : x
2. Step 2: Convert to fraction form
   1,818,641/2,648,001 = 2,648,001/x
3. Step 3: Cross multiply
   1,818,641x = 2,648,001 × 2,648,001
4. Step 4: Simplify right side
   1,818,641x = 7,011,909,296,001
5. Step 5: Solve for x
   x = 7,011,909,296,001/1,818,641
6. Step 6: Final answer
   x = 3,855,576.39