Finding the Third Proportional to 818,184 and 1,789,488

Step by Step Solution

1. Step 1: Write the proportion equation
   818,184 : 1,789,488 = 1,789,488 : x
2. Step 2: Convert to fraction form
   818,184/1,789,488 = 1,789,488/x
3. Step 3: Cross multiply
   818,184x = 1,789,488 × 1,789,488
4. Step 4: Simplify right side
   818,184x = 3,202,267,302,144
5. Step 5: Solve for x
   x = 3,202,267,302,144/818,184
6. Step 6: Final answer
   x = 3,913,871.82