Finding the Third Proportional to 222,113.25 and 488,493

Step by Step Solution

1. Step 1: Write the proportion equation
   222,113.25 : 488,493 = 488,493 : x
2. Step 2: Convert to fraction form
   222,113.25/488,493 = 488,493/x
3. Step 3: Cross multiply
   222,113.25x = 488,493 × 488,493
4. Step 4: Simplify right side
   222,113.25x = 238,625,411,049
5. Step 5: Solve for x
   x = 238,625,411,049/222,113.25
6. Step 6: Final answer
   x = 1,074,341.18