Finding the Third Proportional to 1,317,969 and 2,877,642

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,969 : 2,877,642 = 2,877,642 : x
2. Step 2: Convert to fraction form
   1,317,969/2,877,642 = 2,877,642/x
3. Step 3: Cross multiply
   1,317,969x = 2,877,642 × 2,877,642
4. Step 4: Simplify right side
   1,317,969x = 8,280,823,480,164
5. Step 5: Solve for x
   x = 8,280,823,480,164/1,317,969
6. Step 6: Final answer
   x = 6,283,018.40