Finding the Third Proportional to 213,095.25 and 330,849

Step by Step Solution

1. Step 1: Write the proportion equation
   213,095.25 : 330,849 = 330,849 : x
2. Step 2: Convert to fraction form
   213,095.25/330,849 = 330,849/x
3. Step 3: Cross multiply
   213,095.25x = 330,849 × 330,849
4. Step 4: Simplify right side
   213,095.25x = 109,461,060,801
5. Step 5: Solve for x
   x = 109,461,060,801/213,095.25
6. Step 6: Final answer
   x = 513,671.99