Finding the Third Proportional to 8,160,219 and 12,345,282

Step by Step Solution

1. Step 1: Write the proportion equation
   8,160,219 : 12,345,282 = 12,345,282 : x
2. Step 2: Convert to fraction form
   8,160,219/12,345,282 = 12,345,282/x
3. Step 3: Cross multiply
   8,160,219x = 12,345,282 × 12,345,282
4. Step 4: Simplify right side
   8,160,219x = 152,405,987,659,524
5. Step 5: Solve for x
   x = 152,405,987,659,524/8,160,219
6. Step 6: Final answer
   x = 18,676,703.12