Finding the Third Proportional to 766,514 and 1,612,408

Step by Step Solution

1. Step 1: Write the proportion equation
   766,514 : 1,612,408 = 1,612,408 : x
2. Step 2: Convert to fraction form
   766,514/1,612,408 = 1,612,408/x
3. Step 3: Cross multiply
   766,514x = 1,612,408 × 1,612,408
4. Step 4: Simplify right side
   766,514x = 2,599,859,558,464
5. Step 5: Solve for x
   x = 2,599,859,558,464/766,514
6. Step 6: Final answer
   x = 3,391,796.57