Finding the Fourth Proportional to 386,443.50, 533,297.48 and 233,460.42

Step by Step Solution

1. Step 1: Write the proportion equation
   386,443.50 : 533,297.48 = 233,460.42 : x
2. Step 2: Convert to fraction form
   386,443.50/533,297.48 = 233,460.42/x
3. Step 3: Cross multiply
   386,443.50x = 533,297.48 × 233,460.42
4. Step 4: Simplify right side
   386,443.50x = 124,503,853,665.74
5. Step 5: Solve for x
   x = 124,503,853,665.74/386,443.50
6. Step 6: Final answer
   x = 322,178.67