Finding the Third Proportional to 212,502 and 462,388

Step by Step Solution

1. Step 1: Write the proportion equation
   212,502 : 462,388 = 462,388 : x
2. Step 2: Convert to fraction form
   212,502/462,388 = 462,388/x
3. Step 3: Cross multiply
   212,502x = 462,388 × 462,388
4. Step 4: Simplify right side
   212,502x = 213,802,662,544
5. Step 5: Solve for x
   x = 213,802,662,544/212,502
6. Step 6: Final answer
   x = 1,006,120.71