Finding the Third Proportional to 71,242 and 150,494

Step by Step Solution

1. Step 1: Write the proportion equation
   71,242 : 150,494 = 150,494 : x
2. Step 2: Convert to fraction form
   71,242/150,494 = 150,494/x
3. Step 3: Cross multiply
   71,242x = 150,494 × 150,494
4. Step 4: Simplify right side
   71,242x = 22,648,444,036
5. Step 5: Solve for x
   x = 22,648,444,036/71,242
6. Step 6: Final answer
   x = 317,908.59