Finding the Fourth Proportional to 17,409.42, 26,108.59 and 5,719.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,409.42 : 26,108.59 = 5,719.94 : x
2. Step 2: Convert to fraction form
   17,409.42/26,108.59 = 5,719.94/x
3. Step 3: Cross multiply
   17,409.42x = 26,108.59 × 5,719.94
4. Step 4: Simplify right side
   17,409.42x = 149,339,568.28
5. Step 5: Solve for x
   x = 149,339,568.28/17,409.42
6. Step 6: Final answer
   x = 8,578.09