Finding the Third Proportional to 127,066.50 and 276,270

Step by Step Solution

1. Step 1: Write the proportion equation
   127,066.50 : 276,270 = 276,270 : x
2. Step 2: Convert to fraction form
   127,066.50/276,270 = 276,270/x
3. Step 3: Cross multiply
   127,066.50x = 276,270 × 276,270
4. Step 4: Simplify right side
   127,066.50x = 76,325,112,900
5. Step 5: Solve for x
   x = 76,325,112,900/127,066.50
6. Step 6: Final answer
   x = 600,670.62