Finding the Third Proportional to 224,856 and 478,842

Step by Step Solution

1. Step 1: Write the proportion equation
   224,856 : 478,842 = 478,842 : x
2. Step 2: Convert to fraction form
   224,856/478,842 = 478,842/x
3. Step 3: Cross multiply
   224,856x = 478,842 × 478,842
4. Step 4: Simplify right side
   224,856x = 229,289,660,964
5. Step 5: Solve for x
   x = 229,289,660,964/224,856
6. Step 6: Final answer
   x = 1,019,717.78