Finding the Third Proportional to 515,743 and 1,107,656

Step by Step Solution

1. Step 1: Write the proportion equation
   515,743 : 1,107,656 = 1,107,656 : x
2. Step 2: Convert to fraction form
   515,743/1,107,656 = 1,107,656/x
3. Step 3: Cross multiply
   515,743x = 1,107,656 × 1,107,656
4. Step 4: Simplify right side
   515,743x = 1,226,901,814,336
5. Step 5: Solve for x
   x = 1,226,901,814,336/515,743
6. Step 6: Final answer
   x = 2,378,901.53