Finding the Third Proportional to 1,305,666 and 1,997,137

Step by Step Solution

1. Step 1: Write the proportion equation
   1,305,666 : 1,997,137 = 1,997,137 : x
2. Step 2: Convert to fraction form
   1,305,666/1,997,137 = 1,997,137/x
3. Step 3: Cross multiply
   1,305,666x = 1,997,137 × 1,997,137
4. Step 4: Simplify right side
   1,305,666x = 3,988,556,196,769
5. Step 5: Solve for x
   x = 3,988,556,196,769/1,305,666
6. Step 6: Final answer
   x = 3,054,805.90