Finding the Third Proportional to 140,264 and 301,912

Step by Step Solution

1. Step 1: Write the proportion equation
   140,264 : 301,912 = 301,912 : x
2. Step 2: Convert to fraction form
   140,264/301,912 = 301,912/x
3. Step 3: Cross multiply
   140,264x = 301,912 × 301,912
4. Step 4: Simplify right side
   140,264x = 91,150,855,744
5. Step 5: Solve for x
   x = 91,150,855,744/140,264
6. Step 6: Final answer
   x = 649,852.11