Finding the Third Proportional to 455,892 and 992,054

Step by Step Solution

1. Step 1: Write the proportion equation
   455,892 : 992,054 = 992,054 : x
2. Step 2: Convert to fraction form
   455,892/992,054 = 992,054/x
3. Step 3: Cross multiply
   455,892x = 992,054 × 992,054
4. Step 4: Simplify right side
   455,892x = 984,171,138,916
5. Step 5: Solve for x
   x = 984,171,138,916/455,892
6. Step 6: Final answer
   x = 2,158,781.33