Finding the Third Proportional to 1,335,576 and 3,149,583

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,576 : 3,149,583 = 3,149,583 : x
2. Step 2: Convert to fraction form
   1,335,576/3,149,583 = 3,149,583/x
3. Step 3: Cross multiply
   1,335,576x = 3,149,583 × 3,149,583
4. Step 4: Simplify right side
   1,335,576x = 9,919,873,073,889
5. Step 5: Solve for x
   x = 9,919,873,073,889/1,335,576
6. Step 6: Final answer
   x = 7,427,411.90