Finding the Fourth Proportional to 961,588.31, 1,442,458.34 and 321,895.85

Step by Step Solution

1. Step 1: Write the proportion equation
   961,588.31 : 1,442,458.34 = 321,895.85 : x
2. Step 2: Convert to fraction form
   961,588.31/1,442,458.34 = 321,895.85/x
3. Step 3: Cross multiply
   961,588.31x = 1,442,458.34 × 321,895.85
4. Step 4: Simplify right side
   961,588.31x = 464,321,353,443.89
5. Step 5: Solve for x
   x = 464,321,353,443.89/961,588.31
6. Step 6: Final answer
   x = 482,869.17