Finding the Third Proportional to 1,288,682 and 2,789,752

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,682 : 2,789,752 = 2,789,752 : x
2. Step 2: Convert to fraction form
   1,288,682/2,789,752 = 2,789,752/x
3. Step 3: Cross multiply
   1,288,682x = 2,789,752 × 2,789,752
4. Step 4: Simplify right side
   1,288,682x = 7,782,716,221,504
5. Step 5: Solve for x
   x = 7,782,716,221,504/1,288,682
6. Step 6: Final answer
   x = 6,039,283.72