Finding the Third Proportional to 1,406,929 and 2,179,895

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406,929 : 2,179,895 = 2,179,895 : x
2. Step 2: Convert to fraction form
   1,406,929/2,179,895 = 2,179,895/x
3. Step 3: Cross multiply
   1,406,929x = 2,179,895 × 2,179,895
4. Step 4: Simplify right side
   1,406,929x = 4,751,942,211,025
5. Step 5: Solve for x
   x = 4,751,942,211,025/1,406,929
6. Step 6: Final answer
   x = 3,377,528.08