Finding the Fourth Proportional to 25,046.50, 34,564.17 and 13,868.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,046.50 : 34,564.17 = 13,868.50 : x
2. Step 2: Convert to fraction form
   25,046.50/34,564.17 = 13,868.50/x
3. Step 3: Cross multiply
   25,046.50x = 34,564.17 × 13,868.50
4. Step 4: Simplify right side
   25,046.50x = 479,353,191.65
5. Step 5: Solve for x
   x = 479,353,191.65/25,046.50
6. Step 6: Final answer
   x = 19,138.53