Finding the Fourth Proportional to 25,524.42, 35,196.18 and 15,960.84

Step by Step Solution

1. Step 1: Write the proportion equation
   25,524.42 : 35,196.18 = 15,960.84 : x
2. Step 2: Convert to fraction form
   25,524.42/35,196.18 = 15,960.84/x
3. Step 3: Cross multiply
   25,524.42x = 35,196.18 × 15,960.84
4. Step 4: Simplify right side
   25,524.42x = 561,760,597.59
5. Step 5: Solve for x
   x = 561,760,597.59/25,524.42
6. Step 6: Final answer
   x = 22,008.75