Finding the Third Proportional to 1,335,563 and 3,149,555

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,563 : 3,149,555 = 3,149,555 : x
2. Step 2: Convert to fraction form
   1,335,563/3,149,555 = 3,149,555/x
3. Step 3: Cross multiply
   1,335,563x = 3,149,555 × 3,149,555
4. Step 4: Simplify right side
   1,335,563x = 9,919,696,698,025
5. Step 5: Solve for x
   x = 9,919,696,698,025/1,335,563
6. Step 6: Final answer
   x = 7,427,352.13