Finding the Third Proportional to 265,856 and 573,456

Step by Step Solution

1. Step 1: Write the proportion equation
   265,856 : 573,456 = 573,456 : x
2. Step 2: Convert to fraction form
   265,856/573,456 = 573,456/x
3. Step 3: Cross multiply
   265,856x = 573,456 × 573,456
4. Step 4: Simplify right side
   265,856x = 328,851,783,936
5. Step 5: Solve for x
   x = 328,851,783,936/265,856
6. Step 6: Final answer
   x = 1,236,954.53