Finding the Third Proportional to 557,892 and 1,145,187

Step by Step Solution

1. Step 1: Write the proportion equation
   557,892 : 1,145,187 = 1,145,187 : x
2. Step 2: Convert to fraction form
   557,892/1,145,187 = 1,145,187/x
3. Step 3: Cross multiply
   557,892x = 1,145,187 × 1,145,187
4. Step 4: Simplify right side
   557,892x = 1,311,453,264,969
5. Step 5: Solve for x
   x = 1,311,453,264,969/557,892
6. Step 6: Final answer
   x = 2,350,729.65