Finding the Fourth Proportional to 17,353.76, 25,966.69 and 12,272.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,353.76 : 25,966.69 = 12,272.94 : x
2. Step 2: Convert to fraction form
   17,353.76/25,966.69 = 12,272.94/x
3. Step 3: Cross multiply
   17,353.76x = 25,966.69 × 12,272.94
4. Step 4: Simplify right side
   17,353.76x = 318,687,597.69
5. Step 5: Solve for x
   x = 318,687,597.69/17,353.76
6. Step 6: Final answer
   x = 18,364.19