Finding the Third Proportional to 1,040,168 and 1,553,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040,168 : 1,553,388 = 1,553,388 : x
2. Step 2: Convert to fraction form
   1,040,168/1,553,388 = 1,553,388/x
3. Step 3: Cross multiply
   1,040,168x = 1,553,388 × 1,553,388
4. Step 4: Simplify right side
   1,040,168x = 2,413,014,278,544
5. Step 5: Solve for x
   x = 2,413,014,278,544/1,040,168
6. Step 6: Final answer
   x = 2,319,831.30