Finding the Fourth Proportional to 25,141.72, 34,695.60 and 13,963.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,141.72 : 34,695.60 = 13,963.72 : x
2. Step 2: Convert to fraction form
   25,141.72/34,695.60 = 13,963.72/x
3. Step 3: Cross multiply
   25,141.72x = 34,695.60 × 13,963.72
4. Step 4: Simplify right side
   25,141.72x = 484,479,643.63
5. Step 5: Solve for x
   x = 484,479,643.63/25,141.72
6. Step 6: Final answer
   x = 19,269.95