Finding the Third Proportional to 505,826 and 1,058,412

Step by Step Solution

1. Step 1: Write the proportion equation
   505,826 : 1,058,412 = 1,058,412 : x
2. Step 2: Convert to fraction form
   505,826/1,058,412 = 1,058,412/x
3. Step 3: Cross multiply
   505,826x = 1,058,412 × 1,058,412
4. Step 4: Simplify right side
   505,826x = 1,120,235,961,744
5. Step 5: Solve for x
   x = 1,120,235,961,744/505,826
6. Step 6: Final answer
   x = 2,214,666.63