Finding the Third Proportional to 158,542.50 and 245,383

Step by Step Solution

1. Step 1: Write the proportion equation
   158,542.50 : 245,383 = 245,383 : x
2. Step 2: Convert to fraction form
   158,542.50/245,383 = 245,383/x
3. Step 3: Cross multiply
   158,542.50x = 245,383 × 245,383
4. Step 4: Simplify right side
   158,542.50x = 60,212,816,689
5. Step 5: Solve for x
   x = 60,212,816,689/158,542.50
6. Step 6: Final answer
   x = 379,789.75