Finding the Third Proportional to 211,256 and 469,746

Step by Step Solution

1. Step 1: Write the proportion equation
   211,256 : 469,746 = 469,746 : x
2. Step 2: Convert to fraction form
   211,256/469,746 = 469,746/x
3. Step 3: Cross multiply
   211,256x = 469,746 × 469,746
4. Step 4: Simplify right side
   211,256x = 220,661,304,516
5. Step 5: Solve for x
   x = 220,661,304,516/211,256
6. Step 6: Final answer
   x = 1,044,520.89