Finding the Third Proportional to 140,238 and 307,692

Step by Step Solution

1. Step 1: Write the proportion equation
   140,238 : 307,692 = 307,692 : x
2. Step 2: Convert to fraction form
   140,238/307,692 = 307,692/x
3. Step 3: Cross multiply
   140,238x = 307,692 × 307,692
4. Step 4: Simplify right side
   140,238x = 94,674,366,864
5. Step 5: Solve for x
   x = 94,674,366,864/140,238
6. Step 6: Final answer
   x = 675,097.81