Finding the Fourth Proportional to 384,058.94, 530,096.20 and 233,282.30

Step by Step Solution

1. Step 1: Write the proportion equation
   384,058.94 : 530,096.20 = 233,282.30 : x
2. Step 2: Convert to fraction form
   384,058.94/530,096.20 = 233,282.30/x
3. Step 3: Cross multiply
   384,058.94x = 530,096.20 × 233,282.30
4. Step 4: Simplify right side
   384,058.94x = 123,662,057,523.57
5. Step 5: Solve for x
   x = 123,662,057,523.57/384,058.94
6. Step 6: Final answer
   x = 321,987.19