Finding the Third Proportional to 828,438 and 1,774,839

Step by Step Solution

1. Step 1: Write the proportion equation
   828,438 : 1,774,839 = 1,774,839 : x
2. Step 2: Convert to fraction form
   828,438/1,774,839 = 1,774,839/x
3. Step 3: Cross multiply
   828,438x = 1,774,839 × 1,774,839
4. Step 4: Simplify right side
   828,438x = 3,150,053,475,921
5. Step 5: Solve for x
   x = 3,150,053,475,921/828,438
6. Step 6: Final answer
   x = 3,802,401.00