Finding the Fourth Proportional to 25,993.12, 35,870.42 and 14,056.42

Step by Step Solution

1. Step 1: Write the proportion equation
   25,993.12 : 35,870.42 = 14,056.42 : x
2. Step 2: Convert to fraction form
   25,993.12/35,870.42 = 14,056.42/x
3. Step 3: Cross multiply
   25,993.12x = 35,870.42 × 14,056.42
4. Step 4: Simplify right side
   25,993.12x = 504,209,689.10
5. Step 5: Solve for x
   x = 504,209,689.10/25,993.12
6. Step 6: Final answer
   x = 19,397.81