Finding the Third Proportional to 1,320,112 and 2,040,786

Step by Step Solution

1. Step 1: Write the proportion equation
   1,320,112 : 2,040,786 = 2,040,786 : x
2. Step 2: Convert to fraction form
   1,320,112/2,040,786 = 2,040,786/x
3. Step 3: Cross multiply
   1,320,112x = 2,040,786 × 2,040,786
4. Step 4: Simplify right side
   1,320,112x = 4,164,807,497,796
5. Step 5: Solve for x
   x = 4,164,807,497,796/1,320,112
6. Step 6: Final answer
   x = 3,154,889.51