Finding the Third Proportional to 1,418,514 and 3,078,162

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,514 : 3,078,162 = 3,078,162 : x
2. Step 2: Convert to fraction form
   1,418,514/3,078,162 = 3,078,162/x
3. Step 3: Cross multiply
   1,418,514x = 3,078,162 × 3,078,162
4. Step 4: Simplify right side
   1,418,514x = 9,475,081,298,244
5. Step 5: Solve for x
   x = 9,475,081,298,244/1,418,514
6. Step 6: Final answer
   x = 6,679,582.51