Finding the Third Proportional to 140,969.63 and 303,945.38

Step by Step Solution

1. Step 1: Write the proportion equation
   140,969.63 : 303,945.38 = 303,945.38 : x
2. Step 2: Convert to fraction form
   140,969.63/303,945.38 = 303,945.38/x
3. Step 3: Cross multiply
   140,969.63x = 303,945.38 × 303,945.38
4. Step 4: Simplify right side
   140,969.63x = 92,382,790,983.89
5. Step 5: Solve for x
   x = 92,382,790,983.89/140,969.63
6. Step 6: Final answer
   x = 655,338.28