Finding the Third Proportional to 1,260,723 and 2,766,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,723 : 2,766,228 = 2,766,228 : x
2. Step 2: Convert to fraction form
   1,260,723/2,766,228 = 2,766,228/x
3. Step 3: Cross multiply
   1,260,723x = 2,766,228 × 2,766,228
4. Step 4: Simplify right side
   1,260,723x = 7,652,017,347,984
5. Step 5: Solve for x
   x = 7,652,017,347,984/1,260,723
6. Step 6: Final answer
   x = 6,069,546.88