Finding the Fourth Proportional to 17,258.42, 25,866.72 and 12,252.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,258.42 : 25,866.72 = 12,252.92 : x
2. Step 2: Convert to fraction form
   17,258.42/25,866.72 = 12,252.92/x
3. Step 3: Cross multiply
   17,258.42x = 25,866.72 × 12,252.92
4. Step 4: Simplify right side
   17,258.42x = 316,942,850.82
5. Step 5: Solve for x
   x = 316,942,850.82/17,258.42
6. Step 6: Final answer
   x = 18,364.53