Finding the Third Proportional to 222,954 and 488,160

Step by Step Solution

1. Step 1: Write the proportion equation
   222,954 : 488,160 = 488,160 : x
2. Step 2: Convert to fraction form
   222,954/488,160 = 488,160/x
3. Step 3: Cross multiply
   222,954x = 488,160 × 488,160
4. Step 4: Simplify right side
   222,954x = 238,300,185,600
5. Step 5: Solve for x
   x = 238,300,185,600/222,954
6. Step 6: Final answer
   x = 1,068,831.17