Finding the Fourth Proportional to 17,090.94, 25,636.23 and 5,404.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,090.94 : 25,636.23 = 5,404.15 : x
2. Step 2: Convert to fraction form
   17,090.94/25,636.23 = 5,404.15/x
3. Step 3: Cross multiply
   17,090.94x = 25,636.23 × 5,404.15
4. Step 4: Simplify right side
   17,090.94x = 138,542,032.35
5. Step 5: Solve for x
   x = 138,542,032.35/17,090.94
6. Step 6: Final answer
   x = 8,106.17