Finding the Third Proportional to 1,040,173 and 1,553,395

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040,173 : 1,553,395 = 1,553,395 : x
2. Step 2: Convert to fraction form
   1,040,173/1,553,395 = 1,553,395/x
3. Step 3: Cross multiply
   1,040,173x = 1,553,395 × 1,553,395
4. Step 4: Simplify right side
   1,040,173x = 2,413,036,026,025
5. Step 5: Solve for x
   x = 2,413,036,026,025/1,040,173
6. Step 6: Final answer
   x = 2,319,841.05