Finding the Fourth Proportional to 17,059.18, 23,540.06 and 12,585.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,059.18 : 23,540.06 = 12,585.42 : x
2. Step 2: Convert to fraction form
   17,059.18/23,540.06 = 12,585.42/x
3. Step 3: Cross multiply
   17,059.18x = 23,540.06 × 12,585.42
4. Step 4: Simplify right side
   17,059.18x = 296,261,541.93
5. Step 5: Solve for x
   x = 296,261,541.93/17,059.18
6. Step 6: Final answer
   x = 17,366.69