Finding the Fourth Proportional to 25,379.60, 35,022.17 and 14,048.30

Step by Step Solution

1. Step 1: Write the proportion equation
   25,379.60 : 35,022.17 = 14,048.30 : x
2. Step 2: Convert to fraction form
   25,379.60/35,022.17 = 14,048.30/x
3. Step 3: Cross multiply
   25,379.60x = 35,022.17 × 14,048.30
4. Step 4: Simplify right side
   25,379.60x = 492,002,073.49
5. Step 5: Solve for x
   x = 492,002,073.49/25,379.60
6. Step 6: Final answer
   x = 19,385.73