Finding the Fourth Proportional to 25,196.84, 34,771.74 and 13,866.38

Step by Step Solution

1. Step 1: Write the proportion equation
   25,196.84 : 34,771.74 = 13,866.38 : x
2. Step 2: Convert to fraction form
   25,196.84/34,771.74 = 13,866.38/x
3. Step 3: Cross multiply
   25,196.84x = 34,771.74 × 13,866.38
4. Step 4: Simplify right side
   25,196.84x = 482,158,160.10
5. Step 5: Solve for x
   x = 482,158,160.10/25,196.84
6. Step 6: Final answer
   x = 19,135.66