Finding the Fourth Proportional to 25,191.42, 34,766.42 and 13,863.12

Step by Step Solution

1. Step 1: Write the proportion equation
   25,191.42 : 34,766.42 = 13,863.12 : x
2. Step 2: Convert to fraction form
   25,191.42/34,766.42 = 13,863.12/x
3. Step 3: Cross multiply
   25,191.42x = 34,766.42 × 13,863.12
4. Step 4: Simplify right side
   25,191.42x = 481,971,052.43
5. Step 5: Solve for x
   x = 481,971,052.43/25,191.42
6. Step 6: Final answer
   x = 19,132.35