Finding the Third Proportional to 1,825,819 and 3,940,318

Step by Step Solution

1. Step 1: Write the proportion equation
   1,825,819 : 3,940,318 = 3,940,318 : x
2. Step 2: Convert to fraction form
   1,825,819/3,940,318 = 3,940,318/x
3. Step 3: Cross multiply
   1,825,819x = 3,940,318 × 3,940,318
4. Step 4: Simplify right side
   1,825,819x = 15,526,105,941,124
5. Step 5: Solve for x
   x = 15,526,105,941,124/1,825,819
6. Step 6: Final answer
   x = 8,503,639.16