Finding the Third Proportional to 1,309,616 and 1,956,358

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,616 : 1,956,358 = 1,956,358 : x
2. Step 2: Convert to fraction form
   1,309,616/1,956,358 = 1,956,358/x
3. Step 3: Cross multiply
   1,309,616x = 1,956,358 × 1,956,358
4. Step 4: Simplify right side
   1,309,616x = 3,827,336,624,164
5. Step 5: Solve for x
   x = 3,827,336,624,164/1,309,616
6. Step 6: Final answer
   x = 2,922,487.68