Finding the Third Proportional to 214,966.50 and 455,544

Step by Step Solution

1. Step 1: Write the proportion equation
   214,966.50 : 455,544 = 455,544 : x
2. Step 2: Convert to fraction form
   214,966.50/455,544 = 455,544/x
3. Step 3: Cross multiply
   214,966.50x = 455,544 × 455,544
4. Step 4: Simplify right side
   214,966.50x = 207,520,335,936
5. Step 5: Solve for x
   x = 207,520,335,936/214,966.50
6. Step 6: Final answer
   x = 965,361.28