Finding the Third Proportional to 1,242,296 and 2,661,738

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,296 : 2,661,738 = 2,661,738 : x
2. Step 2: Convert to fraction form
   1,242,296/2,661,738 = 2,661,738/x
3. Step 3: Cross multiply
   1,242,296x = 2,661,738 × 2,661,738
4. Step 4: Simplify right side
   1,242,296x = 7,084,849,180,644
5. Step 5: Solve for x
   x = 7,084,849,180,644/1,242,296
6. Step 6: Final answer
   x = 5,703,028.25