Finding the Fourth Proportional to 25,134.50, 34,685.62 and 13,956.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,134.50 : 34,685.62 = 13,956.50 : x
2. Step 2: Convert to fraction form
   25,134.50/34,685.62 = 13,956.50/x
3. Step 3: Cross multiply
   25,134.50x = 34,685.62 × 13,956.50
4. Step 4: Simplify right side
   25,134.50x = 484,089,855.53
5. Step 5: Solve for x
   x = 484,089,855.53/25,134.50
6. Step 6: Final answer
   x = 19,259.98