Finding the Third Proportional to 8,357,592 and 12,603,456

Step by Step Solution

1. Step 1: Write the proportion equation
   8,357,592 : 12,603,456 = 12,603,456 : x
2. Step 2: Convert to fraction form
   8,357,592/12,603,456 = 12,603,456/x
3. Step 3: Cross multiply
   8,357,592x = 12,603,456 × 12,603,456
4. Step 4: Simplify right side
   8,357,592x = 158,847,103,143,936
5. Step 5: Solve for x
   x = 158,847,103,143,936/8,357,592
6. Step 6: Final answer
   x = 19,006,324.21