Finding the Third Proportional to 213,288 and 466,748

Step by Step Solution

1. Step 1: Write the proportion equation
   213,288 : 466,748 = 466,748 : x
2. Step 2: Convert to fraction form
   213,288/466,748 = 466,748/x
3. Step 3: Cross multiply
   213,288x = 466,748 × 466,748
4. Step 4: Simplify right side
   213,288x = 217,853,695,504
5. Step 5: Solve for x
   x = 217,853,695,504/213,288
6. Step 6: Final answer
   x = 1,021,406.25