Finding the Fourth Proportional to 17,298.43, 23,864.75 and 12,771.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,298.43 : 23,864.75 = 12,771.94 : x
2. Step 2: Convert to fraction form
   17,298.43/23,864.75 = 12,771.94/x
3. Step 3: Cross multiply
   17,298.43x = 23,864.75 × 12,771.94
4. Step 4: Simplify right side
   17,298.43x = 304,798,971.93
5. Step 5: Solve for x
   x = 304,798,971.93/17,298.43
6. Step 6: Final answer
   x = 17,620.04