Finding the Third Proportional to 1,286,649 and 2,749,995

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,649 : 2,749,995 = 2,749,995 : x
2. Step 2: Convert to fraction form
   1,286,649/2,749,995 = 2,749,995/x
3. Step 3: Cross multiply
   1,286,649x = 2,749,995 × 2,749,995
4. Step 4: Simplify right side
   1,286,649x = 7,562,472,500,025
5. Step 5: Solve for x
   x = 7,562,472,500,025/1,286,649
6. Step 6: Final answer
   x = 5,877,650.00