Finding the Fourth Proportional to 248,433.50, 342,723.57 and 146,389.29

Step by Step Solution

1. Step 1: Write the proportion equation
   248,433.50 : 342,723.57 = 146,389.29 : x
2. Step 2: Convert to fraction form
   248,433.50/342,723.57 = 146,389.29/x
3. Step 3: Cross multiply
   248,433.50x = 342,723.57 × 146,389.29
4. Step 4: Simplify right side
   248,433.50x = 50,171,060,078.57
5. Step 5: Solve for x
   x = 50,171,060,078.57/248,433.50
6. Step 6: Final answer
   x = 201,949.66