Finding the Third Proportional to 108,665 and 229,130

Step by Step Solution

1. Step 1: Write the proportion equation
   108,665 : 229,130 = 229,130 : x
2. Step 2: Convert to fraction form
   108,665/229,130 = 229,130/x
3. Step 3: Cross multiply
   108,665x = 229,130 × 229,130
4. Step 4: Simplify right side
   108,665x = 52,500,556,900
5. Step 5: Solve for x
   x = 52,500,556,900/108,665
6. Step 6: Final answer
   x = 483,141.37