Finding the Third Proportional to 254,164.50 and 543,231

Step by Step Solution

1. Step 1: Write the proportion equation
   254,164.50 : 543,231 = 543,231 : x
2. Step 2: Convert to fraction form
   254,164.50/543,231 = 543,231/x
3. Step 3: Cross multiply
   254,164.50x = 543,231 × 543,231
4. Step 4: Simplify right side
   254,164.50x = 295,099,919,361
5. Step 5: Solve for x
   x = 295,099,919,361/254,164.50
6. Step 6: Final answer
   x = 1,161,058.76