Finding the Fourth Proportional to 406,335.89, 560,749.37 and 234,250.58

Step by Step Solution

1. Step 1: Write the proportion equation
   406,335.89 : 560,749.37 = 234,250.58 : x
2. Step 2: Convert to fraction form
   406,335.89/560,749.37 = 234,250.58/x
3. Step 3: Cross multiply
   406,335.89x = 560,749.37 × 234,250.58
4. Step 4: Simplify right side
   406,335.89x = 131,355,865,387.76
5. Step 5: Solve for x
   x = 131,355,865,387.76/406,335.89
6. Step 6: Final answer
   x = 323,269.17