Finding the Fourth Proportional to 25,498.38, 35,187.54 and 14,013.42

Step by Step Solution

1. Step 1: Write the proportion equation
   25,498.38 : 35,187.54 = 14,013.42 : x
2. Step 2: Convert to fraction form
   25,498.38/35,187.54 = 14,013.42/x
3. Step 3: Cross multiply
   25,498.38x = 35,187.54 × 14,013.42
4. Step 4: Simplify right side
   25,498.38x = 493,097,776.79
5. Step 5: Solve for x
   x = 493,097,776.79/25,498.38
6. Step 6: Final answer
   x = 19,338.40