Finding the Third Proportional to 71,320 and 151,448

Step by Step Solution

1. Step 1: Write the proportion equation
   71,320 : 151,448 = 151,448 : x
2. Step 2: Convert to fraction form
   71,320/151,448 = 151,448/x
3. Step 3: Cross multiply
   71,320x = 151,448 × 151,448
4. Step 4: Simplify right side
   71,320x = 22,936,496,704
5. Step 5: Solve for x
   x = 22,936,496,704/71,320
6. Step 6: Final answer
   x = 321,599.79