Finding the Third Proportional to 155,521 and 333,154

Step by Step Solution

1. Step 1: Write the proportion equation
   155,521 : 333,154 = 333,154 : x
2. Step 2: Convert to fraction form
   155,521/333,154 = 333,154/x
3. Step 3: Cross multiply
   155,521x = 333,154 × 333,154
4. Step 4: Simplify right side
   155,521x = 110,991,587,716
5. Step 5: Solve for x
   x = 110,991,587,716/155,521
6. Step 6: Final answer
   x = 713,675.89