Finding the Third Proportional to 300,920 and 467,448

Step by Step Solution

1. Step 1: Write the proportion equation
   300,920 : 467,448 = 467,448 : x
2. Step 2: Convert to fraction form
   300,920/467,448 = 467,448/x
3. Step 3: Cross multiply
   300,920x = 467,448 × 467,448
4. Step 4: Simplify right side
   300,920x = 218,507,632,704
5. Step 5: Solve for x
   x = 218,507,632,704/300,920
6. Step 6: Final answer
   x = 726,131.97