Finding the Third Proportional to 181,551 and 279,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,551 : 279,982.50 = 279,982.50 : x
2. Step 2: Convert to fraction form
   181,551/279,982.50 = 279,982.50/x
3. Step 3: Cross multiply
   181,551x = 279,982.50 × 279,982.50
4. Step 4: Simplify right side
   181,551x = 78,390,200,306.25
5. Step 5: Solve for x
   x = 78,390,200,306.25/181,551
6. Step 6: Final answer
   x = 431,780.60