Finding the Third Proportional to 72,580 and 155,528

Step by Step Solution

1. Step 1: Write the proportion equation
   72,580 : 155,528 = 155,528 : x
2. Step 2: Convert to fraction form
   72,580/155,528 = 155,528/x
3. Step 3: Cross multiply
   72,580x = 155,528 × 155,528
4. Step 4: Simplify right side
   72,580x = 24,188,958,784
5. Step 5: Solve for x
   x = 24,188,958,784/72,580
6. Step 6: Final answer
   x = 333,273.06