Finding the Third Proportional to 111,370 and 231,956

Step by Step Solution

1. Step 1: Write the proportion equation
   111,370 : 231,956 = 231,956 : x
2. Step 2: Convert to fraction form
   111,370/231,956 = 231,956/x
3. Step 3: Cross multiply
   111,370x = 231,956 × 231,956
4. Step 4: Simplify right side
   111,370x = 53,803,585,936
5. Step 5: Solve for x
   x = 53,803,585,936/111,370
6. Step 6: Final answer
   x = 483,106.63