Finding the Fourth Proportional to 321,271.52, 443,388.33 and 185,336.10

Step by Step Solution

1. Step 1: Write the proportion equation
   321,271.52 : 443,388.33 = 185,336.10 : x
2. Step 2: Convert to fraction form
   321,271.52/443,388.33 = 185,336.10/x
3. Step 3: Cross multiply
   321,271.52x = 443,388.33 × 185,336.10
4. Step 4: Simplify right side
   321,271.52x = 82,175,863,867.71
5. Step 5: Solve for x
   x = 82,175,863,867.71/321,271.52
6. Step 6: Final answer
   x = 255,783.22