Finding the Third Proportional to 104,530 and 229,870

Step by Step Solution

1. Step 1: Write the proportion equation
   104,530 : 229,870 = 229,870 : x
2. Step 2: Convert to fraction form
   104,530/229,870 = 229,870/x
3. Step 3: Cross multiply
   104,530x = 229,870 × 229,870
4. Step 4: Simplify right side
   104,530x = 52,840,216,900
5. Step 5: Solve for x
   x = 52,840,216,900/104,530
6. Step 6: Final answer
   x = 505,502.89