Finding the Third Proportional to 140,015 and 307,244

Step by Step Solution

1. Step 1: Write the proportion equation
   140,015 : 307,244 = 307,244 : x
2. Step 2: Convert to fraction form
   140,015/307,244 = 307,244/x
3. Step 3: Cross multiply
   140,015x = 307,244 × 307,244
4. Step 4: Simplify right side
   140,015x = 94,398,875,536
5. Step 5: Solve for x
   x = 94,398,875,536/140,015
6. Step 6: Final answer
   x = 674,205.45