Finding the Third Proportional to 505,836 and 1,058,436

Step by Step Solution

1. Step 1: Write the proportion equation
   505,836 : 1,058,436 = 1,058,436 : x
2. Step 2: Convert to fraction form
   505,836/1,058,436 = 1,058,436/x
3. Step 3: Cross multiply
   505,836x = 1,058,436 × 1,058,436
4. Step 4: Simplify right side
   505,836x = 1,120,286,766,096
5. Step 5: Solve for x
   x = 1,120,286,766,096/505,836
6. Step 6: Final answer
   x = 2,214,723.28