Finding the Fourth Proportional to 57,619.50, 86,443.83 and 16,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,619.50 : 86,443.83 = 16,066.50 : x
2. Step 2: Convert to fraction form
   57,619.50/86,443.83 = 16,066.50/x
3. Step 3: Cross multiply
   57,619.50x = 86,443.83 × 16,066.50
4. Step 4: Simplify right side
   57,619.50x = 1,388,849,794.70
5. Step 5: Solve for x
   x = 1,388,849,794.70/57,619.50
6. Step 6: Final answer
   x = 24,103.82