Finding the Third Proportional to 1,219,206 and 2,679,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,206 : 2,679,744 = 2,679,744 : x
2. Step 2: Convert to fraction form
   1,219,206/2,679,744 = 2,679,744/x
3. Step 3: Cross multiply
   1,219,206x = 2,679,744 × 2,679,744
4. Step 4: Simplify right side
   1,219,206x = 7,181,027,905,536
5. Step 5: Solve for x
   x = 7,181,027,905,536/1,219,206
6. Step 6: Final answer
   x = 5,889,921.72