Finding the Third Proportional to 140,981 and 303,966.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,981 : 303,966.50 = 303,966.50 : x
2. Step 2: Convert to fraction form
   140,981/303,966.50 = 303,966.50/x
3. Step 3: Cross multiply
   140,981x = 303,966.50 × 303,966.50
4. Step 4: Simplify right side
   140,981x = 92,395,633,122.25
5. Step 5: Solve for x
   x = 92,395,633,122.25/140,981
6. Step 6: Final answer
   x = 655,376.49