Finding the Third Proportional to 835,406 and 1,345,126

Step by Step Solution

1. Step 1: Write the proportion equation
   835,406 : 1,345,126 = 1,345,126 : x
2. Step 2: Convert to fraction form
   835,406/1,345,126 = 1,345,126/x
3. Step 3: Cross multiply
   835,406x = 1,345,126 × 1,345,126
4. Step 4: Simplify right side
   835,406x = 1,809,363,955,876
5. Step 5: Solve for x
   x = 1,809,363,955,876/835,406
6. Step 6: Final answer
   x = 2,165,849.85