Finding the Third Proportional to 229,168 and 492,188

Step by Step Solution

1. Step 1: Write the proportion equation
   229,168 : 492,188 = 492,188 : x
2. Step 2: Convert to fraction form
   229,168/492,188 = 492,188/x
3. Step 3: Cross multiply
   229,168x = 492,188 × 492,188
4. Step 4: Simplify right side
   229,168x = 242,249,027,344
5. Step 5: Solve for x
   x = 242,249,027,344/229,168
6. Step 6: Final answer
   x = 1,057,080.51