Finding the Third Proportional to 1,286,636 and 1,892,522

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,636 : 1,892,522 = 1,892,522 : x
2. Step 2: Convert to fraction form
   1,286,636/1,892,522 = 1,892,522/x
3. Step 3: Cross multiply
   1,286,636x = 1,892,522 × 1,892,522
4. Step 4: Simplify right side
   1,286,636x = 3,581,639,520,484
5. Step 5: Solve for x
   x = 3,581,639,520,484/1,286,636
6. Step 6: Final answer
   x = 2,783,724.01