Finding the Third Proportional to 1,297,286 and 2,838,918

Step by Step Solution

1. Step 1: Write the proportion equation
   1,297,286 : 2,838,918 = 2,838,918 : x
2. Step 2: Convert to fraction form
   1,297,286/2,838,918 = 2,838,918/x
3. Step 3: Cross multiply
   1,297,286x = 2,838,918 × 2,838,918
4. Step 4: Simplify right side
   1,297,286x = 8,059,455,410,724
5. Step 5: Solve for x
   x = 8,059,455,410,724/1,297,286
6. Step 6: Final answer
   x = 6,212,550.98