Finding the Third Proportional to 140,136 and 303,598.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,136 : 303,598.50 = 303,598.50 : x
2. Step 2: Convert to fraction form
   140,136/303,598.50 = 303,598.50/x
3. Step 3: Cross multiply
   140,136x = 303,598.50 × 303,598.50
4. Step 4: Simplify right side
   140,136x = 92,172,049,202.25
5. Step 5: Solve for x
   x = 92,172,049,202.25/140,136
6. Step 6: Final answer
   x = 657,732.84