Finding the Third Proportional to 1,248,582 and 2,686,542

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248,582 : 2,686,542 = 2,686,542 : x
2. Step 2: Convert to fraction form
   1,248,582/2,686,542 = 2,686,542/x
3. Step 3: Cross multiply
   1,248,582x = 2,686,542 × 2,686,542
4. Step 4: Simplify right side
   1,248,582x = 7,217,507,917,764
5. Step 5: Solve for x
   x = 7,217,507,917,764/1,248,582
6. Step 6: Final answer
   x = 5,780,563.81