Finding the Fourth Proportional to 567,141.81, 851,105.61 and 225,550.23

Step by Step Solution

1. Step 1: Write the proportion equation
   567,141.81 : 851,105.61 = 225,550.23 : x
2. Step 2: Convert to fraction form
   567,141.81/851,105.61 = 225,550.23/x
3. Step 3: Cross multiply
   567,141.81x = 851,105.61 × 225,550.23
4. Step 4: Simplify right side
   567,141.81x = 191,967,066,089.79
5. Step 5: Solve for x
   x = 191,967,066,089.79/567,141.81
6. Step 6: Final answer
   x = 338,481.60