Finding the Third Proportional to 1,478,905 and 3,181,977

Step by Step Solution

1. Step 1: Write the proportion equation
   1,478,905 : 3,181,977 = 3,181,977 : x
2. Step 2: Convert to fraction form
   1,478,905/3,181,977 = 3,181,977/x
3. Step 3: Cross multiply
   1,478,905x = 3,181,977 × 3,181,977
4. Step 4: Simplify right side
   1,478,905x = 10,124,977,628,529
5. Step 5: Solve for x
   x = 10,124,977,628,529/1,478,905
6. Step 6: Final answer
   x = 6,846,266.41