Finding the Third Proportional to 1,177,298 and 1,822,539

Step by Step Solution

1. Step 1: Write the proportion equation
   1,177,298 : 1,822,539 = 1,822,539 : x
2. Step 2: Convert to fraction form
   1,177,298/1,822,539 = 1,822,539/x
3. Step 3: Cross multiply
   1,177,298x = 1,822,539 × 1,822,539
4. Step 4: Simplify right side
   1,177,298x = 3,321,648,406,521
5. Step 5: Solve for x
   x = 3,321,648,406,521/1,177,298
6. Step 6: Final answer
   x = 2,821,416.84