Finding the Third Proportional to 225,859.50 and 330,300

Step by Step Solution

1. Step 1: Write the proportion equation
   225,859.50 : 330,300 = 330,300 : x
2. Step 2: Convert to fraction form
   225,859.50/330,300 = 330,300/x
3. Step 3: Cross multiply
   225,859.50x = 330,300 × 330,300
4. Step 4: Simplify right side
   225,859.50x = 109,098,090,000
5. Step 5: Solve for x
   x = 109,098,090,000/225,859.50
6. Step 6: Final answer
   x = 483,035.21