Finding the Fourth Proportional to 17,111.75, 25,646.42 and 9,693.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,111.75 : 25,646.42 = 9,693.72 : x
2. Step 2: Convert to fraction form
   17,111.75/25,646.42 = 9,693.72/x
3. Step 3: Cross multiply
   17,111.75x = 25,646.42 × 9,693.72
4. Step 4: Simplify right side
   17,111.75x = 248,609,238.72
5. Step 5: Solve for x
   x = 248,609,238.72/17,111.75
6. Step 6: Final answer
   x = 14,528.57