Finding the Third Proportional to 81,775,942 and 175,538,648

Step by Step Solution

1. Step 1: Write the proportion equation
   81,775,942 : 175,538,648 = 175,538,648 : x
2. Step 2: Convert to fraction form
   81,775,942/175,538,648 = 175,538,648/x
3. Step 3: Cross multiply
   81,775,942x = 175,538,648 × 175,538,648
4. Step 4: Simplify right side
   81,775,942x = 30,813,816,941,667,904
5. Step 5: Solve for x
   x = 30,813,816,941,667,904/81,775,942
6. Step 6: Final answer
   x = 376,807,850.67