Finding the Third Proportional to 115,668 and 234,555.75

Step by Step Solution

1. Step 1: Write the proportion equation
   115,668 : 234,555.75 = 234,555.75 : x
2. Step 2: Convert to fraction form
   115,668/234,555.75 = 234,555.75/x
3. Step 3: Cross multiply
   115,668x = 234,555.75 × 234,555.75
4. Step 4: Simplify right side
   115,668x = 55,016,399,858.06
5. Step 5: Solve for x
   x = 55,016,399,858.06/115,668
6. Step 6: Final answer
   x = 475,640.63