Finding the Third Proportional to 1,309,856 and 2,863,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,856 : 2,863,156 = 2,863,156 : x
2. Step 2: Convert to fraction form
   1,309,856/2,863,156 = 2,863,156/x
3. Step 3: Cross multiply
   1,309,856x = 2,863,156 × 2,863,156
4. Step 4: Simplify right side
   1,309,856x = 8,197,662,280,336
5. Step 5: Solve for x
   x = 8,197,662,280,336/1,309,856
6. Step 6: Final answer
   x = 6,258,445.42