Finding the Third Proportional to 851,450 and 1,309,126

Step by Step Solution

1. Step 1: Write the proportion equation
   851,450 : 1,309,126 = 1,309,126 : x
2. Step 2: Convert to fraction form
   851,450/1,309,126 = 1,309,126/x
3. Step 3: Cross multiply
   851,450x = 1,309,126 × 1,309,126
4. Step 4: Simplify right side
   851,450x = 1,713,810,883,876
5. Step 5: Solve for x
   x = 1,713,810,883,876/851,450
6. Step 6: Final answer
   x = 2,012,814.47