Finding the Third Proportional to 81,858,968 and 176,105,104

Step by Step Solution

1. Step 1: Write the proportion equation
   81,858,968 : 176,105,104 = 176,105,104 : x
2. Step 2: Convert to fraction form
   81,858,968/176,105,104 = 176,105,104/x
3. Step 3: Cross multiply
   81,858,968x = 176,105,104 × 176,105,104
4. Step 4: Simplify right side
   81,858,968x = 31,013,007,654,850,816
5. Step 5: Solve for x
   x = 31,013,007,654,850,816/81,858,968
6. Step 6: Final answer
   x = 378,859,010.96