Finding the Third Proportional to 857,892 and 1,857,000

Step by Step Solution

1. Step 1: Write the proportion equation
   857,892 : 1,857,000 = 1,857,000 : x
2. Step 2: Convert to fraction form
   857,892/1,857,000 = 1,857,000/x
3. Step 3: Cross multiply
   857,892x = 1,857,000 × 1,857,000
4. Step 4: Simplify right side
   857,892x = 3,448,449,000,000
5. Step 5: Solve for x
   x = 3,448,449,000,000/857,892
6. Step 6: Final answer
   x = 4,019,677.30