Finding the Third Proportional to 123,085,962 and 194,903,469

Step by Step Solution

1. Step 1: Write the proportion equation
   123,085,962 : 194,903,469 = 194,903,469 : x
2. Step 2: Convert to fraction form
   123,085,962/194,903,469 = 194,903,469/x
3. Step 3: Cross multiply
   123,085,962x = 194,903,469 × 194,903,469
4. Step 4: Simplify right side
   123,085,962x = 37,987,362,228,233,960
5. Step 5: Solve for x
   x = 37,987,362,228,233,960/123,085,962
6. Step 6: Final answer
   x = 308,624,652.32