Finding the Fourth Proportional to 25,429, 35,093.46 and 14,251.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,429 : 35,093.46 = 14,251.72 : x
2. Step 2: Convert to fraction form
   25,429/35,093.46 = 14,251.72/x
3. Step 3: Cross multiply
   25,429x = 35,093.46 × 14,251.72
4. Step 4: Simplify right side
   25,429x = 500,142,165.75
5. Step 5: Solve for x
   x = 500,142,165.75/25,429
6. Step 6: Final answer
   x = 19,668.18