Finding the Third Proportional to 140,582 and 303,310

Step by Step Solution

1. Step 1: Write the proportion equation
   140,582 : 303,310 = 303,310 : x
2. Step 2: Convert to fraction form
   140,582/303,310 = 303,310/x
3. Step 3: Cross multiply
   140,582x = 303,310 × 303,310
4. Step 4: Simplify right side
   140,582x = 91,996,956,100
5. Step 5: Solve for x
   x = 91,996,956,100/140,582
6. Step 6: Final answer
   x = 654,400.68