Finding the Third Proportional to 557,874 and 1,185,516

Step by Step Solution

1. Step 1: Write the proportion equation
   557,874 : 1,185,516 = 1,185,516 : x
2. Step 2: Convert to fraction form
   557,874/1,185,516 = 1,185,516/x
3. Step 3: Cross multiply
   557,874x = 1,185,516 × 1,185,516
4. Step 4: Simplify right side
   557,874x = 1,405,448,186,256
5. Step 5: Solve for x
   x = 1,405,448,186,256/557,874
6. Step 6: Final answer
   x = 2,519,293.22