Finding the Third Proportional to 1,302,738 and 2,870,517

Step by Step Solution

1. Step 1: Write the proportion equation
   1,302,738 : 2,870,517 = 2,870,517 : x
2. Step 2: Convert to fraction form
   1,302,738/2,870,517 = 2,870,517/x
3. Step 3: Cross multiply
   1,302,738x = 2,870,517 × 2,870,517
4. Step 4: Simplify right side
   1,302,738x = 8,239,867,847,289
5. Step 5: Solve for x
   x = 8,239,867,847,289/1,302,738
6. Step 6: Final answer
   x = 6,325,038.38