Finding the Third Proportional to 8,378,023,132 and 12,494,381,460

Step by Step Solution

1. Step 1: Write the proportion equation
   8,378,023,132 : 12,494,381,460 = 12,494,381,460 : x
2. Step 2: Convert to fraction form
   8,378,023,132/12,494,381,460 = 12,494,381,460/x
3. Step 3: Cross multiply
   8,378,023,132x = 12,494,381,460 × 12,494,381,460
4. Step 4: Simplify right side
   8,378,023,132x = 156,109,568,067,991,732,224
5. Step 5: Solve for x
   x = 156,109,568,067,991,732,224/8,378,023,132
6. Step 6: Final answer
   x = 18,633,222,373.39