Finding the Third Proportional to 1,662,166 and 3,639,614

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,166 : 3,639,614 = 3,639,614 : x
2. Step 2: Convert to fraction form
   1,662,166/3,639,614 = 3,639,614/x
3. Step 3: Cross multiply
   1,662,166x = 3,639,614 × 3,639,614
4. Step 4: Simplify right side
   1,662,166x = 13,246,790,068,996
5. Step 5: Solve for x
   x = 13,246,790,068,996/1,662,166
6. Step 6: Final answer
   x = 7,969,595.14