Finding the Third Proportional to 8,103,116 and 12,360,419

Step by Step Solution

1. Step 1: Write the proportion equation
   8,103,116 : 12,360,419 = 12,360,419 : x
2. Step 2: Convert to fraction form
   8,103,116/12,360,419 = 12,360,419/x
3. Step 3: Cross multiply
   8,103,116x = 12,360,419 × 12,360,419
4. Step 4: Simplify right side
   8,103,116x = 152,779,957,855,561
5. Step 5: Solve for x
   x = 152,779,957,855,561/8,103,116
6. Step 6: Final answer
   x = 18,854,470.04