Finding the Fourth Proportional to 25,061.06, 34,582.87 and 13,728.42

Step by Step Solution

1. Step 1: Write the proportion equation
   25,061.06 : 34,582.87 = 13,728.42 : x
2. Step 2: Convert to fraction form
   25,061.06/34,582.87 = 13,728.42/x
3. Step 3: Cross multiply
   25,061.06x = 34,582.87 × 13,728.42
4. Step 4: Simplify right side
   25,061.06x = 474,768,164.17
5. Step 5: Solve for x
   x = 474,768,164.17/25,061.06
6. Step 6: Final answer
   x = 18,944.46