Finding the Fourth Proportional to 321,059.82, 443,025.54 and 185,092.68

Step by Step Solution

1. Step 1: Write the proportion equation
   321,059.82 : 443,025.54 = 185,092.68 : x
2. Step 2: Convert to fraction form
   321,059.82/443,025.54 = 185,092.68/x
3. Step 3: Cross multiply
   321,059.82x = 443,025.54 × 185,092.68
4. Step 4: Simplify right side
   321,059.82x = 82,000,784,507.05
5. Step 5: Solve for x
   x = 82,000,784,507.05/321,059.82
6. Step 6: Final answer
   x = 255,406.56