Finding the Third Proportional to 105,099,972 and 245,560,966

Step by Step Solution

1. Step 1: Write the proportion equation
   105,099,972 : 245,560,966 = 245,560,966 : x
2. Step 2: Convert to fraction form
   105,099,972/245,560,966 = 245,560,966/x
3. Step 3: Cross multiply
   105,099,972x = 245,560,966 × 245,560,966
4. Step 4: Simplify right side
   105,099,972x = 60,300,188,022,853,152
5. Step 5: Solve for x
   x = 60,300,188,022,853,152/105,099,972
6. Step 6: Final answer
   x = 573,741,237.75