Finding the Third Proportional to 876,399 and 1,311,095

Step by Step Solution

1. Step 1: Write the proportion equation
   876,399 : 1,311,095 = 1,311,095 : x
2. Step 2: Convert to fraction form
   876,399/1,311,095 = 1,311,095/x
3. Step 3: Cross multiply
   876,399x = 1,311,095 × 1,311,095
4. Step 4: Simplify right side
   876,399x = 1,718,970,099,025
5. Step 5: Solve for x
   x = 1,718,970,099,025/876,399
6. Step 6: Final answer
   x = 1,961,401.26