Finding the Third Proportional to 139,944,923.50 and 303,677,664

Step by Step Solution

1. Step 1: Write the proportion equation
   139,944,923.50 : 303,677,664 = 303,677,664 : x
2. Step 2: Convert to fraction form
   139,944,923.50/303,677,664 = 303,677,664/x
3. Step 3: Cross multiply
   139,944,923.50x = 303,677,664 × 303,677,664
4. Step 4: Simplify right side
   139,944,923.50x = 92,220,123,612,496,896
5. Step 5: Solve for x
   x = 92,220,123,612,496,896/139,944,923.50
6. Step 6: Final answer
   x = 658,974,411.55