Finding the Third Proportional to 211,288 and 464,048

Step by Step Solution

1. Step 1: Write the proportion equation
   211,288 : 464,048 = 464,048 : x
2. Step 2: Convert to fraction form
   211,288/464,048 = 464,048/x
3. Step 3: Cross multiply
   211,288x = 464,048 × 464,048
4. Step 4: Simplify right side
   211,288x = 215,340,546,304
5. Step 5: Solve for x
   x = 215,340,546,304/211,288
6. Step 6: Final answer
   x = 1,019,180.20