Finding the Third Proportional to 139,977 and 303,282

Step by Step Solution

1. Step 1: Write the proportion equation
   139,977 : 303,282 = 303,282 : x
2. Step 2: Convert to fraction form
   139,977/303,282 = 303,282/x
3. Step 3: Cross multiply
   139,977x = 303,282 × 303,282
4. Step 4: Simplify right side
   139,977x = 91,979,971,524
5. Step 5: Solve for x
   x = 91,979,971,524/139,977
6. Step 6: Final answer
   x = 657,107.75