Finding the Third Proportional to 139,735 and 303,100

Step by Step Solution

1. Step 1: Write the proportion equation
   139,735 : 303,100 = 303,100 : x
2. Step 2: Convert to fraction form
   139,735/303,100 = 303,100/x
3. Step 3: Cross multiply
   139,735x = 303,100 × 303,100
4. Step 4: Simplify right side
   139,735x = 91,869,610,000
5. Step 5: Solve for x
   x = 91,869,610,000/139,735
6. Step 6: Final answer
   x = 657,455.97