Finding the Third Proportional to 7,670,581,874,803 and 16,691,495,155,870

Step by Step Solution

1. Step 1: Write the proportion equation
   7,670,581,874,803 : 16,691,495,155,870 = 16,691,495,155,870 : x
2. Step 2: Convert to fraction form
   7,670,581,874,803/16,691,495,155,870 = 16,691,495,155,870/x
3. Step 3: Cross multiply
   7,670,581,874,803x = 16,691,495,155,870 × 16,691,495,155,870
4. Step 4: Simplify right side
   7,670,581,874,803x = 278,606,010,538,431,675,757,494,272
5. Step 5: Solve for x
   x = 278,606,010,538,431,675,757,494,272/7,670,581,874,803
6. Step 6: Final answer
   x = 36,321,365,847,566.42