Finding the Third Proportional to 1,268,754 and 2,789,860

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,754 : 2,789,860 = 2,789,860 : x
2. Step 2: Convert to fraction form
   1,268,754/2,789,860 = 2,789,860/x
3. Step 3: Cross multiply
   1,268,754x = 2,789,860 × 2,789,860
4. Step 4: Simplify right side
   1,268,754x = 7,783,318,819,600
5. Step 5: Solve for x
   x = 7,783,318,819,600/1,268,754
6. Step 6: Final answer
   x = 6,134,616.18