Finding the Fourth Proportional to 321,233.16, 443,321.37 and 185,264.64

Step by Step Solution

1. Step 1: Write the proportion equation
   321,233.16 : 443,321.37 = 185,264.64 : x
2. Step 2: Convert to fraction form
   321,233.16/443,321.37 = 185,264.64/x
3. Step 3: Cross multiply
   321,233.16x = 443,321.37 × 185,264.64
4. Step 4: Simplify right side
   321,233.16x = 82,131,773,322.61
5. Step 5: Solve for x
   x = 82,131,773,322.61/321,233.16
6. Step 6: Final answer
   x = 255,676.51