Finding the Fourth Proportional to 321,523.56, 443,700.72 and 178,304.76

Step by Step Solution

1. Step 1: Write the proportion equation
   321,523.56 : 443,700.72 = 178,304.76 : x
2. Step 2: Convert to fraction form
   321,523.56/443,700.72 = 178,304.76/x
3. Step 3: Cross multiply
   321,523.56x = 443,700.72 × 178,304.76
4. Step 4: Simplify right side
   321,523.56x = 79,113,950,391.43
5. Step 5: Solve for x
   x = 79,113,950,391.43/321,523.56
6. Step 6: Final answer
   x = 246,059.57