Finding the Third Proportional to 158,593.50 and 245,403

Step by Step Solution

1. Step 1: Write the proportion equation
   158,593.50 : 245,403 = 245,403 : x
2. Step 2: Convert to fraction form
   158,593.50/245,403 = 245,403/x
3. Step 3: Cross multiply
   158,593.50x = 245,403 × 245,403
4. Step 4: Simplify right side
   158,593.50x = 60,222,632,409
5. Step 5: Solve for x
   x = 60,222,632,409/158,593.50
6. Step 6: Final answer
   x = 379,729.51