Finding the Third Proportional to 1,827,666 and 3,960,414

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827,666 : 3,960,414 = 3,960,414 : x
2. Step 2: Convert to fraction form
   1,827,666/3,960,414 = 3,960,414/x
3. Step 3: Cross multiply
   1,827,666x = 3,960,414 × 3,960,414
4. Step 4: Simplify right side
   1,827,666x = 15,684,879,051,396
5. Step 5: Solve for x
   x = 15,684,879,051,396/1,827,666
6. Step 6: Final answer
   x = 8,581,917.62