Finding the Third Proportional to 144,831 and 190,894.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,831 : 190,894.50 = 190,894.50 : x
2. Step 2: Convert to fraction form
   144,831/190,894.50 = 190,894.50/x
3. Step 3: Cross multiply
   144,831x = 190,894.50 × 190,894.50
4. Step 4: Simplify right side
   144,831x = 36,440,710,130.25
5. Step 5: Solve for x
   x = 36,440,710,130.25/144,831
6. Step 6: Final answer
   x = 251,608.50