Finding the Third Proportional to 271,667 and 590,003

Step by Step Solution

1. Step 1: Write the proportion equation
   271,667 : 590,003 = 590,003 : x
2. Step 2: Convert to fraction form
   271,667/590,003 = 590,003/x
3. Step 3: Cross multiply
   271,667x = 590,003 × 590,003
4. Step 4: Simplify right side
   271,667x = 348,103,540,009
5. Step 5: Solve for x
   x = 348,103,540,009/271,667
6. Step 6: Final answer
   x = 1,281,361.15