Finding the Fourth Proportional to 425,063.50, 586,578.72 and 234,078.46

Step by Step Solution

1. Step 1: Write the proportion equation
   425,063.50 : 586,578.72 = 234,078.46 : x
2. Step 2: Convert to fraction form
   425,063.50/586,578.72 = 234,078.46/x
3. Step 3: Cross multiply
   425,063.50x = 586,578.72 × 234,078.46
4. Step 4: Simplify right side
   425,063.50x = 137,305,443,446.37
5. Step 5: Solve for x
   x = 137,305,443,446.37/425,063.50
6. Step 6: Final answer
   x = 323,023.37