Finding the Third Proportional to 1,309,812 and 1,956,630

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,812 : 1,956,630 = 1,956,630 : x
2. Step 2: Convert to fraction form
   1,309,812/1,956,630 = 1,956,630/x
3. Step 3: Cross multiply
   1,309,812x = 1,956,630 × 1,956,630
4. Step 4: Simplify right side
   1,309,812x = 3,828,400,956,900
5. Step 5: Solve for x
   x = 3,828,400,956,900/1,309,812
6. Step 6: Final answer
   x = 2,922,862.94