Finding the Third Proportional to 111,262 and 231,732

Step by Step Solution

1. Step 1: Write the proportion equation
   111,262 : 231,732 = 231,732 : x
2. Step 2: Convert to fraction form
   111,262/231,732 = 231,732/x
3. Step 3: Cross multiply
   111,262x = 231,732 × 231,732
4. Step 4: Simplify right side
   111,262x = 53,699,719,824
5. Step 5: Solve for x
   x = 53,699,719,824/111,262
6. Step 6: Final answer
   x = 482,642.05