Finding the Third Proportional to 1,317,996 and 2,877,690

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,996 : 2,877,690 = 2,877,690 : x
2. Step 2: Convert to fraction form
   1,317,996/2,877,690 = 2,877,690/x
3. Step 3: Cross multiply
   1,317,996x = 2,877,690 × 2,877,690
4. Step 4: Simplify right side
   1,317,996x = 8,281,099,736,100
5. Step 5: Solve for x
   x = 8,281,099,736,100/1,317,996
6. Step 6: Final answer
   x = 6,283,099.29