Finding the Fourth Proportional to 333,571.72, 460,142.20 and 197,472.88

Step by Step Solution

1. Step 1: Write the proportion equation
   333,571.72 : 460,142.20 = 197,472.88 : x
2. Step 2: Convert to fraction form
   333,571.72/460,142.20 = 197,472.88/x
3. Step 3: Cross multiply
   333,571.72x = 460,142.20 × 197,472.88
4. Step 4: Simplify right side
   333,571.72x = 90,865,605,443.54
5. Step 5: Solve for x
   x = 90,865,605,443.54/333,571.72
6. Step 6: Final answer
   x = 272,402.01