Finding the Third Proportional to 1,439,859 and 3,150,906

Step by Step Solution

1. Step 1: Write the proportion equation
   1,439,859 : 3,150,906 = 3,150,906 : x
2. Step 2: Convert to fraction form
   1,439,859/3,150,906 = 3,150,906/x
3. Step 3: Cross multiply
   1,439,859x = 3,150,906 × 3,150,906
4. Step 4: Simplify right side
   1,439,859x = 9,928,208,620,836
5. Step 5: Solve for x
   x = 9,928,208,620,836/1,439,859
6. Step 6: Final answer
   x = 6,895,264.48