Finding the Fourth Proportional to 25,923.42, 35,695.83 and 21,724.38

Step by Step Solution

1. Step 1: Write the proportion equation
   25,923.42 : 35,695.83 = 21,724.38 : x
2. Step 2: Convert to fraction form
   25,923.42/35,695.83 = 21,724.38/x
3. Step 3: Cross multiply
   25,923.42x = 35,695.83 × 21,724.38
4. Step 4: Simplify right side
   25,923.42x = 775,469,775.34
5. Step 5: Solve for x
   x = 775,469,775.34/25,923.42
6. Step 6: Final answer
   x = 29,913.87