Finding the Third Proportional to 140,202 and 303,012

Step by Step Solution

1. Step 1: Write the proportion equation
   140,202 : 303,012 = 303,012 : x
2. Step 2: Convert to fraction form
   140,202/303,012 = 303,012/x
3. Step 3: Cross multiply
   140,202x = 303,012 × 303,012
4. Step 4: Simplify right side
   140,202x = 91,816,272,144
5. Step 5: Solve for x
   x = 91,816,272,144/140,202
6. Step 6: Final answer
   x = 654,885.61