Finding the Third Proportional to 1,636,878 and 2,477,956

Step by Step Solution

1. Step 1: Write the proportion equation
   1,636,878 : 2,477,956 = 2,477,956 : x
2. Step 2: Convert to fraction form
   1,636,878/2,477,956 = 2,477,956/x
3. Step 3: Cross multiply
   1,636,878x = 2,477,956 × 2,477,956
4. Step 4: Simplify right side
   1,636,878x = 6,140,265,937,936
5. Step 5: Solve for x
   x = 6,140,265,937,936/1,636,878
6. Step 6: Final answer
   x = 3,751,205.61