Finding the Third Proportional to 1,340,756 and 2,891,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,756 : 2,891,416 = 2,891,416 : x
2. Step 2: Convert to fraction form
   1,340,756/2,891,416 = 2,891,416/x
3. Step 3: Cross multiply
   1,340,756x = 2,891,416 × 2,891,416
4. Step 4: Simplify right side
   1,340,756x = 8,360,286,485,056
5. Step 5: Solve for x
   x = 8,360,286,485,056/1,340,756
6. Step 6: Final answer
   x = 6,235,501.83