Finding the Third Proportional to 224,216 and 490,520

Step by Step Solution

1. Step 1: Write the proportion equation
   224,216 : 490,520 = 490,520 : x
2. Step 2: Convert to fraction form
   224,216/490,520 = 490,520/x
3. Step 3: Cross multiply
   224,216x = 490,520 × 490,520
4. Step 4: Simplify right side
   224,216x = 240,609,870,400
5. Step 5: Solve for x
   x = 240,609,870,400/224,216
6. Step 6: Final answer
   x = 1,073,116.42