Finding the Third Proportional to 8,378,023,110 and 12,494,381,431

Step by Step Solution

1. Step 1: Write the proportion equation
   8,378,023,110 : 12,494,381,431 = 12,494,381,431 : x
2. Step 2: Convert to fraction form
   8,378,023,110/12,494,381,431 = 12,494,381,431/x
3. Step 3: Cross multiply
   8,378,023,110x = 12,494,381,431 × 12,494,381,431
4. Step 4: Simplify right side
   8,378,023,110x = 156,109,567,343,317,614,592
5. Step 5: Solve for x
   x = 156,109,567,343,317,614,592/8,378,023,110
6. Step 6: Final answer
   x = 18,633,222,335.83