Finding the Fourth Proportional to 17,058.30, 25,590.23 and 5,368.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,058.30 : 25,590.23 = 5,368.78 : x
2. Step 2: Convert to fraction form
   17,058.30/25,590.23 = 5,368.78/x
3. Step 3: Cross multiply
   17,058.30x = 25,590.23 × 5,368.78
4. Step 4: Simplify right side
   17,058.30x = 137,388,340.30
5. Step 5: Solve for x
   x = 137,388,340.30/17,058.30
6. Step 6: Final answer
   x = 8,054.05