Finding the Third Proportional to 221,532 and 474,564

Step by Step Solution

1. Step 1: Write the proportion equation
   221,532 : 474,564 = 474,564 : x
2. Step 2: Convert to fraction form
   221,532/474,564 = 474,564/x
3. Step 3: Cross multiply
   221,532x = 474,564 × 474,564
4. Step 4: Simplify right side
   221,532x = 225,210,990,096
5. Step 5: Solve for x
   x = 225,210,990,096/221,532
6. Step 6: Final answer
   x = 1,016,607.04