Finding the Third Proportional to 621,892 and 950,864

Step by Step Solution

1. Step 1: Write the proportion equation
   621,892 : 950,864 = 950,864 : x
2. Step 2: Convert to fraction form
   621,892/950,864 = 950,864/x
3. Step 3: Cross multiply
   621,892x = 950,864 × 950,864
4. Step 4: Simplify right side
   621,892x = 904,142,346,496
5. Step 5: Solve for x
   x = 904,142,346,496/621,892
6. Step 6: Final answer
   x = 1,453,857.50