Finding the Third Proportional to 1,445,815 and 3,140,874

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,815 : 3,140,874 = 3,140,874 : x
2. Step 2: Convert to fraction form
   1,445,815/3,140,874 = 3,140,874/x
3. Step 3: Cross multiply
   1,445,815x = 3,140,874 × 3,140,874
4. Step 4: Simplify right side
   1,445,815x = 9,865,089,483,876
5. Step 5: Solve for x
   x = 9,865,089,483,876/1,445,815
6. Step 6: Final answer
   x = 6,823,203.16