Finding the Fourth Proportional to 411,402.72, 567,788.34 and 230,124.72

Step by Step Solution

1. Step 1: Write the proportion equation
   411,402.72 : 567,788.34 = 230,124.72 : x
2. Step 2: Convert to fraction form
   411,402.72/567,788.34 = 230,124.72/x
3. Step 3: Cross multiply
   411,402.72x = 567,788.34 × 230,124.72
4. Step 4: Simplify right side
   411,402.72x = 130,662,132,761.77
5. Step 5: Solve for x
   x = 130,662,132,761.77/411,402.72
6. Step 6: Final answer
   x = 317,601.53