Finding the Third Proportional to 213,146 and 466,900

Step by Step Solution

1. Step 1: Write the proportion equation
   213,146 : 466,900 = 466,900 : x
2. Step 2: Convert to fraction form
   213,146/466,900 = 466,900/x
3. Step 3: Cross multiply
   213,146x = 466,900 × 466,900
4. Step 4: Simplify right side
   213,146x = 217,995,610,000
5. Step 5: Solve for x
   x = 217,995,610,000/213,146
6. Step 6: Final answer
   x = 1,022,752.53