Finding the Fourth Proportional to 269,811.28, 404,760.72 and 101,344.72

Step by Step Solution

1. Step 1: Write the proportion equation
   269,811.28 : 404,760.72 = 101,344.72 : x
2. Step 2: Convert to fraction form
   269,811.28/404,760.72 = 101,344.72/x
3. Step 3: Cross multiply
   269,811.28x = 404,760.72 × 101,344.72
4. Step 4: Simplify right side
   269,811.28x = 41,020,361,835.40
5. Step 5: Solve for x
   x = 41,020,361,835.40/269,811.28
6. Step 6: Final answer
   x = 152,033.53