Finding the Fourth Proportional to 25,569.42, 35,296.71 and 17,190.78

Step by Step Solution

1. Step 1: Write the proportion equation
   25,569.42 : 35,296.71 = 17,190.78 : x
2. Step 2: Convert to fraction form
   25,569.42/35,296.71 = 17,190.78/x
3. Step 3: Cross multiply
   25,569.42x = 35,296.71 × 17,190.78
4. Step 4: Simplify right side
   25,569.42x = 606,777,976.33
5. Step 5: Solve for x
   x = 606,777,976.33/25,569.42
6. Step 6: Final answer
   x = 23,730.61