Finding the Third Proportional to 3,117,084 and 6,571,878

Step by Step Solution

1. Step 1: Write the proportion equation
   3,117,084 : 6,571,878 = 6,571,878 : x
2. Step 2: Convert to fraction form
   3,117,084/6,571,878 = 6,571,878/x
3. Step 3: Cross multiply
   3,117,084x = 6,571,878 × 6,571,878
4. Step 4: Simplify right side
   3,117,084x = 43,189,580,446,884
5. Step 5: Solve for x
   x = 43,189,580,446,884/3,117,084
6. Step 6: Final answer
   x = 13,855,764.06