Finding the Third Proportional to 1,956,960 and 3,966,507

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956,960 : 3,966,507 = 3,966,507 : x
2. Step 2: Convert to fraction form
   1,956,960/3,966,507 = 3,966,507/x
3. Step 3: Cross multiply
   1,956,960x = 3,966,507 × 3,966,507
4. Step 4: Simplify right side
   1,956,960x = 15,733,177,781,049
5. Step 5: Solve for x
   x = 15,733,177,781,049/1,956,960
6. Step 6: Final answer
   x = 8,039,601.11