Finding the Third Proportional to 1,121,002 and 1,707,423

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,002 : 1,707,423 = 1,707,423 : x
2. Step 2: Convert to fraction form
   1,121,002/1,707,423 = 1,707,423/x
3. Step 3: Cross multiply
   1,121,002x = 1,707,423 × 1,707,423
4. Step 4: Simplify right side
   1,121,002x = 2,915,293,300,929
5. Step 5: Solve for x
   x = 2,915,293,300,929/1,121,002
6. Step 6: Final answer
   x = 2,600,613.83