Finding the Third Proportional to 1,739,916 and 2,661,878

Step by Step Solution

1. Step 1: Write the proportion equation
   1,739,916 : 2,661,878 = 2,661,878 : x
2. Step 2: Convert to fraction form
   1,739,916/2,661,878 = 2,661,878/x
3. Step 3: Cross multiply
   1,739,916x = 2,661,878 × 2,661,878
4. Step 4: Simplify right side
   1,739,916x = 7,085,594,486,884
5. Step 5: Solve for x
   x = 7,085,594,486,884/1,739,916
6. Step 6: Final answer
   x = 4,072,377.34