Finding the Third Proportional to 178,569 and 242,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   178,569 : 242,518.50 = 242,518.50 : x
2. Step 2: Convert to fraction form
   178,569/242,518.50 = 242,518.50/x
3. Step 3: Cross multiply
   178,569x = 242,518.50 × 242,518.50
4. Step 4: Simplify right side
   178,569x = 58,815,222,842.25
5. Step 5: Solve for x
   x = 58,815,222,842.25/178,569
6. Step 6: Final answer
   x = 329,369.73