Finding the Third Proportional to 555,408,687 and 1,194,404,514

Step by Step Solution

1. Step 1: Write the proportion equation
   555,408,687 : 1,194,404,514 = 1,194,404,514 : x
2. Step 2: Convert to fraction form
   555,408,687/1,194,404,514 = 1,194,404,514/x
3. Step 3: Cross multiply
   555,408,687x = 1,194,404,514 × 1,194,404,514
4. Step 4: Simplify right side
   555,408,687x = 1,426,602,143,063,576,320
5. Step 5: Solve for x
   x = 1,426,602,143,063,576,320/555,408,687
6. Step 6: Final answer
   x = 2,568,562,891.53