Finding the Fourth Proportional to 425,144.69, 586,699.67 and 234,158.08

Step by Step Solution

1. Step 1: Write the proportion equation
   425,144.69 : 586,699.67 = 234,158.08 : x
2. Step 2: Convert to fraction form
   425,144.69/586,699.67 = 234,158.08/x
3. Step 3: Cross multiply
   425,144.69x = 586,699.67 × 234,158.08
4. Step 4: Simplify right side
   425,144.69x = 137,380,468,263.83
5. Step 5: Solve for x
   x = 137,380,468,263.83/425,144.69
6. Step 6: Final answer
   x = 323,138.15