Finding the Third Proportional to 127,003.50 and 271,503

Step by Step Solution

1. Step 1: Write the proportion equation
   127,003.50 : 271,503 = 271,503 : x
2. Step 2: Convert to fraction form
   127,003.50/271,503 = 271,503/x
3. Step 3: Cross multiply
   127,003.50x = 271,503 × 271,503
4. Step 4: Simplify right side
   127,003.50x = 73,713,879,009
5. Step 5: Solve for x
   x = 73,713,879,009/127,003.50
6. Step 6: Final answer
   x = 580,408.25