Finding the Third Proportional to 8,399,323,381 and 17,996,695,544

Step by Step Solution

1. Step 1: Write the proportion equation
   8,399,323,381 : 17,996,695,544 = 17,996,695,544 : x
2. Step 2: Convert to fraction form
   8,399,323,381/17,996,695,544 = 17,996,695,544/x
3. Step 3: Cross multiply
   8,399,323,381x = 17,996,695,544 × 17,996,695,544
4. Step 4: Simplify right side
   8,399,323,381x = 323,881,050,503,429,488,640
5. Step 5: Solve for x
   x = 323,881,050,503,429,488,640/8,399,323,381
6. Step 6: Final answer
   x = 38,560,373,950.61