Finding the Third Proportional to 121,842.50 and 271,701

Step by Step Solution

1. Step 1: Write the proportion equation
   121,842.50 : 271,701 = 271,701 : x
2. Step 2: Convert to fraction form
   121,842.50/271,701 = 271,701/x
3. Step 3: Cross multiply
   121,842.50x = 271,701 × 271,701
4. Step 4: Simplify right side
   121,842.50x = 73,821,433,401
5. Step 5: Solve for x
   x = 73,821,433,401/121,842.50
6. Step 6: Final answer
   x = 605,875.89