Finding the Third Proportional to 229,172 and 492,196

Step by Step Solution

1. Step 1: Write the proportion equation
   229,172 : 492,196 = 492,196 : x
2. Step 2: Convert to fraction form
   229,172/492,196 = 492,196/x
3. Step 3: Cross multiply
   229,172x = 492,196 × 492,196
4. Step 4: Simplify right side
   229,172x = 242,256,902,416
5. Step 5: Solve for x
   x = 242,256,902,416/229,172
6. Step 6: Final answer
   x = 1,057,096.43