Finding the Third Proportional to 105,669 and 230,931

Step by Step Solution

1. Step 1: Write the proportion equation
   105,669 : 230,931 = 230,931 : x
2. Step 2: Convert to fraction form
   105,669/230,931 = 230,931/x
3. Step 3: Cross multiply
   105,669x = 230,931 × 230,931
4. Step 4: Simplify right side
   105,669x = 53,329,126,761
5. Step 5: Solve for x
   x = 53,329,126,761/105,669
6. Step 6: Final answer
   x = 504,680.91