Finding the Third Proportional to 224,688 and 489,052

Step by Step Solution

1. Step 1: Write the proportion equation
   224,688 : 489,052 = 489,052 : x
2. Step 2: Convert to fraction form
   224,688/489,052 = 489,052/x
3. Step 3: Cross multiply
   224,688x = 489,052 × 489,052
4. Step 4: Simplify right side
   224,688x = 239,171,858,704
5. Step 5: Solve for x
   x = 239,171,858,704/224,688
6. Step 6: Final answer
   x = 1,064,462.09