Finding the Fourth Proportional to 57,456.48, 86,096.76 and 38,667

Step by Step Solution

1. Step 1: Write the proportion equation
   57,456.48 : 86,096.76 = 38,667 : x
2. Step 2: Convert to fraction form
   57,456.48/86,096.76 = 38,667/x
3. Step 3: Cross multiply
   57,456.48x = 86,096.76 × 38,667
4. Step 4: Simplify right side
   57,456.48x = 3,329,103,418.92
5. Step 5: Solve for x
   x = 3,329,103,418.92/57,456.48
6. Step 6: Final answer
   x = 57,941.30