Finding the Third Proportional to 222,350 and 488,988

Step by Step Solution

1. Step 1: Write the proportion equation
   222,350 : 488,988 = 488,988 : x
2. Step 2: Convert to fraction form
   222,350/488,988 = 488,988/x
3. Step 3: Cross multiply
   222,350x = 488,988 × 488,988
4. Step 4: Simplify right side
   222,350x = 239,109,264,144
5. Step 5: Solve for x
   x = 239,109,264,144/222,350
6. Step 6: Final answer
   x = 1,075,373.35