Finding the Third Proportional to 153,604 and 333,320

Step by Step Solution

1. Step 1: Write the proportion equation
   153,604 : 333,320 = 333,320 : x
2. Step 2: Convert to fraction form
   153,604/333,320 = 333,320/x
3. Step 3: Cross multiply
   153,604x = 333,320 × 333,320
4. Step 4: Simplify right side
   153,604x = 111,102,222,400
5. Step 5: Solve for x
   x = 111,102,222,400/153,604
6. Step 6: Final answer
   x = 723,302.92