Finding the Fourth Proportional to 248,150.50, 371,753.79 and 141,608.50

Step by Step Solution

1. Step 1: Write the proportion equation
   248,150.50 : 371,753.79 = 141,608.50 : x
2. Step 2: Convert to fraction form
   248,150.50/371,753.79 = 141,608.50/x
3. Step 3: Cross multiply
   248,150.50x = 371,753.79 × 141,608.50
4. Step 4: Simplify right side
   248,150.50x = 52,643,496,571.22
5. Step 5: Solve for x
   x = 52,643,496,571.22/248,150.50
6. Step 6: Final answer
   x = 212,143.42