Finding the Third Proportional to 229,008 and 488,454

Step by Step Solution

1. Step 1: Write the proportion equation
   229,008 : 488,454 = 488,454 : x
2. Step 2: Convert to fraction form
   229,008/488,454 = 488,454/x
3. Step 3: Cross multiply
   229,008x = 488,454 × 488,454
4. Step 4: Simplify right side
   229,008x = 238,587,310,116
5. Step 5: Solve for x
   x = 238,587,310,116/229,008
6. Step 6: Final answer
   x = 1,041,829.59