Finding the Third Proportional to 158,622 and 245,731.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,622 : 245,731.50 = 245,731.50 : x
2. Step 2: Convert to fraction form
   158,622/245,731.50 = 245,731.50/x
3. Step 3: Cross multiply
   158,622x = 245,731.50 × 245,731.50
4. Step 4: Simplify right side
   158,622x = 60,383,970,092.25
5. Step 5: Solve for x
   x = 60,383,970,092.25/158,622
6. Step 6: Final answer
   x = 380,678.41