Finding the Third Proportional to 221,402 and 475,056

Step by Step Solution

1. Step 1: Write the proportion equation
   221,402 : 475,056 = 475,056 : x
2. Step 2: Convert to fraction form
   221,402/475,056 = 475,056/x
3. Step 3: Cross multiply
   221,402x = 475,056 × 475,056
4. Step 4: Simplify right side
   221,402x = 225,678,203,136
5. Step 5: Solve for x
   x = 225,678,203,136/221,402
6. Step 6: Final answer
   x = 1,019,314.20