Finding the Third Proportional to 804,644 and 1,675,428

Step by Step Solution

1. Step 1: Write the proportion equation
   804,644 : 1,675,428 = 1,675,428 : x
2. Step 2: Convert to fraction form
   804,644/1,675,428 = 1,675,428/x
3. Step 3: Cross multiply
   804,644x = 1,675,428 × 1,675,428
4. Step 4: Simplify right side
   804,644x = 2,807,058,983,184
5. Step 5: Solve for x
   x = 2,807,058,983,184/804,644
6. Step 6: Final answer
   x = 3,488,572.57