Finding the Third Proportional to 555,799 and 1,131,242

Step by Step Solution

1. Step 1: Write the proportion equation
   555,799 : 1,131,242 = 1,131,242 : x
2. Step 2: Convert to fraction form
   555,799/1,131,242 = 1,131,242/x
3. Step 3: Cross multiply
   555,799x = 1,131,242 × 1,131,242
4. Step 4: Simplify right side
   555,799x = 1,279,708,462,564
5. Step 5: Solve for x
   x = 1,279,708,462,564/555,799
6. Step 6: Final answer
   x = 2,302,466.29