Finding the Fourth Proportional to 17,058.52, 23,540.80 and 9,889.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,058.52 : 23,540.80 = 9,889.83 : x
2. Step 2: Convert to fraction form
   17,058.52/23,540.80 = 9,889.83/x
3. Step 3: Cross multiply
   17,058.52x = 23,540.80 × 9,889.83
4. Step 4: Simplify right side
   17,058.52x = 232,814,417.08
5. Step 5: Solve for x
   x = 232,814,417.08/17,058.52
6. Step 6: Final answer
   x = 13,647.99