Finding the Third Proportional to 155,520 and 333,072

Step by Step Solution

1. Step 1: Write the proportion equation
   155,520 : 333,072 = 333,072 : x
2. Step 2: Convert to fraction form
   155,520/333,072 = 333,072/x
3. Step 3: Cross multiply
   155,520x = 333,072 × 333,072
4. Step 4: Simplify right side
   155,520x = 110,936,957,184
5. Step 5: Solve for x
   x = 110,936,957,184/155,520
6. Step 6: Final answer
   x = 713,329.20