Finding the Third Proportional to 222,334 and 487,880

Step by Step Solution

1. Step 1: Write the proportion equation
   222,334 : 487,880 = 487,880 : x
2. Step 2: Convert to fraction form
   222,334/487,880 = 487,880/x
3. Step 3: Cross multiply
   222,334x = 487,880 × 487,880
4. Step 4: Simplify right side
   222,334x = 238,026,894,400
5. Step 5: Solve for x
   x = 238,026,894,400/222,334
6. Step 6: Final answer
   x = 1,070,582.52