Finding the Fourth Proportional to 25,449.50, 35,123.55 and 14,271.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,449.50 : 35,123.55 = 14,271.50 : x
2. Step 2: Convert to fraction form
   25,449.50/35,123.55 = 14,271.50/x
3. Step 3: Cross multiply
   25,449.50x = 35,123.55 × 14,271.50
4. Step 4: Simplify right side
   25,449.50x = 501,265,743.83
5. Step 5: Solve for x
   x = 501,265,743.83/25,449.50
6. Step 6: Final answer
   x = 19,696.49