Finding the Third Proportional to 1,004,742 and 1,405,394

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,742 : 1,405,394 = 1,405,394 : x
2. Step 2: Convert to fraction form
   1,004,742/1,405,394 = 1,405,394/x
3. Step 3: Cross multiply
   1,004,742x = 1,405,394 × 1,405,394
4. Step 4: Simplify right side
   1,004,742x = 1,975,132,295,236
5. Step 5: Solve for x
   x = 1,975,132,295,236/1,004,742
6. Step 6: Final answer
   x = 1,965,810.42