Finding the Fourth Proportional to 25,251.37, 34,846.88 and 13,921.05

Step by Step Solution

1. Step 1: Write the proportion equation
   25,251.37 : 34,846.88 = 13,921.05 : x
2. Step 2: Convert to fraction form
   25,251.37/34,846.88 = 13,921.05/x
3. Step 3: Cross multiply
   25,251.37x = 34,846.88 × 13,921.05
4. Step 4: Simplify right side
   25,251.37x = 485,105,158.82
5. Step 5: Solve for x
   x = 485,105,158.82/25,251.37
6. Step 6: Final answer
   x = 19,211.04