Finding the Third Proportional to 1,373,122 and 2,990,348

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,122 : 2,990,348 = 2,990,348 : x
2. Step 2: Convert to fraction form
   1,373,122/2,990,348 = 2,990,348/x
3. Step 3: Cross multiply
   1,373,122x = 2,990,348 × 2,990,348
4. Step 4: Simplify right side
   1,373,122x = 8,942,181,161,104
5. Step 5: Solve for x
   x = 8,942,181,161,104/1,373,122
6. Step 6: Final answer
   x = 6,512,299.10