Finding the Third Proportional to 1,004,694 and 1,509,289

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,694 : 1,509,289 = 1,509,289 : x
2. Step 2: Convert to fraction form
   1,004,694/1,509,289 = 1,509,289/x
3. Step 3: Cross multiply
   1,004,694x = 1,509,289 × 1,509,289
4. Step 4: Simplify right side
   1,004,694x = 2,277,953,285,521
5. Step 5: Solve for x
   x = 2,277,953,285,521/1,004,694
6. Step 6: Final answer
   x = 2,267,310.53