Finding the Fourth Proportional to 25,017.50, 34,525.24 and 13,839.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,017.50 : 34,525.24 = 13,839.50 : x
2. Step 2: Convert to fraction form
   25,017.50/34,525.24 = 13,839.50/x
3. Step 3: Cross multiply
   25,017.50x = 34,525.24 × 13,839.50
4. Step 4: Simplify right side
   25,017.50x = 477,812,058.98
5. Step 5: Solve for x
   x = 477,812,058.98/25,017.50
6. Step 6: Final answer
   x = 19,099.11