Finding the Fourth Proportional to 25,171.52, 34,736.92 and 13,840.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,171.52 : 34,736.92 = 13,840.72 : x
2. Step 2: Convert to fraction form
   25,171.52/34,736.92 = 13,840.72/x
3. Step 3: Cross multiply
   25,171.52x = 34,736.92 × 13,840.72
4. Step 4: Simplify right side
   25,171.52x = 480,783,861.94
5. Step 5: Solve for x
   x = 480,783,861.94/25,171.52
6. Step 6: Final answer
   x = 19,100.31