Finding the Third Proportional to 811,410 and 1,263,042

Step by Step Solution

1. Step 1: Write the proportion equation
   811,410 : 1,263,042 = 1,263,042 : x
2. Step 2: Convert to fraction form
   811,410/1,263,042 = 1,263,042/x
3. Step 3: Cross multiply
   811,410x = 1,263,042 × 1,263,042
4. Step 4: Simplify right side
   811,410x = 1,595,275,093,764
5. Step 5: Solve for x
   x = 1,595,275,093,764/811,410
6. Step 6: Final answer
   x = 1,966,053.04