Finding the Fourth Proportional to 93,708.50, 140,562.89 and 38,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,708.50 : 140,562.89 = 38,304.50 : x
2. Step 2: Convert to fraction form
   93,708.50/140,562.89 = 38,304.50/x
3. Step 3: Cross multiply
   93,708.50x = 140,562.89 × 38,304.50
4. Step 4: Simplify right side
   93,708.50x = 5,384,191,028.48
5. Step 5: Solve for x
   x = 5,384,191,028.48/93,708.50
6. Step 6: Final answer
   x = 57,456.81