Finding the Third Proportional to 467,820 and 723,780

Step by Step Solution

1. Step 1: Write the proportion equation
   467,820 : 723,780 = 723,780 : x
2. Step 2: Convert to fraction form
   467,820/723,780 = 723,780/x
3. Step 3: Cross multiply
   467,820x = 723,780 × 723,780
4. Step 4: Simplify right side
   467,820x = 523,857,488,400
5. Step 5: Solve for x
   x = 523,857,488,400/467,820
6. Step 6: Final answer
   x = 1,119,784.29