Finding the Third Proportional to 557,478 and 1,186,884

Step by Step Solution

1. Step 1: Write the proportion equation
   557,478 : 1,186,884 = 1,186,884 : x
2. Step 2: Convert to fraction form
   557,478/1,186,884 = 1,186,884/x
3. Step 3: Cross multiply
   557,478x = 1,186,884 × 1,186,884
4. Step 4: Simplify right side
   557,478x = 1,408,693,629,456
5. Step 5: Solve for x
   x = 1,408,693,629,456/557,478
6. Step 6: Final answer
   x = 2,526,904.43