Finding the Third Proportional to 1,260,212 and 2,765,380

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,212 : 2,765,380 = 2,765,380 : x
2. Step 2: Convert to fraction form
   1,260,212/2,765,380 = 2,765,380/x
3. Step 3: Cross multiply
   1,260,212x = 2,765,380 × 2,765,380
4. Step 4: Simplify right side
   1,260,212x = 7,647,326,544,400
5. Step 5: Solve for x
   x = 7,647,326,544,400/1,260,212
6. Step 6: Final answer
   x = 6,068,285.77