Finding the Third Proportional to 557,838 and 1,145,079

Step by Step Solution

1. Step 1: Write the proportion equation
   557,838 : 1,145,079 = 1,145,079 : x
2. Step 2: Convert to fraction form
   557,838/1,145,079 = 1,145,079/x
3. Step 3: Cross multiply
   557,838x = 1,145,079 × 1,145,079
4. Step 4: Simplify right side
   557,838x = 1,311,205,916,241
5. Step 5: Solve for x
   x = 1,311,205,916,241/557,838
6. Step 6: Final answer
   x = 2,350,513.80